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Sulfonamides and Derivatives

Sulfonamides and Derivatives

Sulphonamides are compounds that contain a sulphonamide functional group (-SO₂NH₂), where a sulphur atom is bonded to an amino group. They were among the first synthetic antibiotics used in medicine, inhibiting folic acid synthesis in bacteria, which gives them antimicrobial properties. They are mainly used to treat bacterial infections, although their use has declined due to antimicrobial resistance. In addition to their use as antibiotics, sulphonamides also have applications in the treatment of diseases such as malaria and inflammatory bowel diseases. At CymitQuimica, we offer high-purity sulphonamides and their derivatives for research in microbiology and pharmaceutical development.

Found 2584 products of "Sulfonamides and Derivatives"

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  • 5-Chloro Hydrochlorothiazide

    CAS:
    Formula:C7H7Cl2N3O4S2
    Color and Shape:White To Off-White Solid
    Molecular weight:332.17

    Ref: 4Z-H-056

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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  • Brinzolamide Impurity 25

    CAS:
    Formula:C10H12ClNO3S2
    Molecular weight:293.78

    Ref: 4Z-B-2035

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
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  • Indomethacin Impurity 19

    CAS:
    Formula:C29H34ClNO4
    Color and Shape:White To Off-White Solid
    Molecular weight:496.04

    Ref: 4Z-I-1233

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
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  • Dorzolamide Impurity 2 HCl


    Formula:C20H29N3O8S6·HCl
    Molecular weight:631.83 36.46

    Ref: 4Z-D-6454

    5mg
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    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Indapamide EP Impurity B (Indapamide USP Related Compound A, Dehydro Indapamide)

    CAS:
    Formula:C16H14ClN3O3S
    Color and Shape:White To Off-White Solid
    Molecular weight:363.83

    Ref: 4Z-I-136

    5mg
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    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
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  • Gliclazide Impurity 1 (Carboxy Gliclazide)

    CAS:
    Formula:C15H19N3O5S
    Color and Shape:White To Off-White Solid
    Molecular weight:353.39

    Ref: 4Z-G-053

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
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  • Acetaminophen-d3 Glucuronide (Paracetamol-d3 Glucuronide)


    Formula:C15H15D3O8
    Color and Shape:White To Off-White Solid
    Molecular weight:329.32

    Ref: 4Z-A-028

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  • Ibuprofen Impurity 46


    Formula:C25H42O8
    Molecular weight:470.60

    Ref: 4Z-I-0497

    5mg
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    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
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  • Brinzolamide Impurity 2

    CAS:
    Formula:C13H23N3O5S3
    Molecular weight:397.52

    Ref: 4Z-B-2012

    5mg
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    10mg
    1,335.00€
    25mg
    2,366.00€
    50mg
    3,944.00€
    100mg
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  • Dorzolamide Impurity 5

    CAS:
    Formula:C10H14N2O5S3
    Color and Shape:White To Off-White Solid
    Molecular weight:338.41

    Ref: 4Z-D-6413

    5mg
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    10mg
    2,184.00€
    25mg
    4,004.00€
    50mg
    6,674.00€
    100mg
    To inquire
  • Nimesulide EP Impurity A

    CAS:
    Formula:C13H11N3O7S
    Color and Shape:Pale Yellow Solid
    Molecular weight:353.31

    Ref: 4Z-N-0810

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
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  • Sulfasalazine EP Impurity D

    CAS:
    Formula:C17H14N4O3S
    Color and Shape:Yellow Solid
    Molecular weight:354.38

    Ref: 4Z-S-336

    5mg
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    10mg
    2,427.00€
    25mg
    4,368.00€
    50mg
    7,220.00€
    100mg
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  • Zonisamide Impurity 1

    CAS:
    Formula:C9H7NO3
    Molecular weight:177.16

    Ref: 4Z-Z-038

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
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  • Sulfathiazole Sodium Salt

    CAS:
    Formula:C9H8N3O2S2·Na
    Color and Shape:White To Off-White Solid
    Molecular weight:254.31 22.99

    Ref: 4Z-S-111002

    5mg
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    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
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  • Aceclofenac

    CAS:
    Formula:C16H13Cl2NO4
    Color and Shape:White To Off-White Solid
    Molecular weight:354.18

    Ref: 4Z-A-381

    5mg
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    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
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  • Bromfenac Impurity 39


    Formula:C8H7NO2
    Color and Shape:Pale Yellow Solid
    Molecular weight:149.15

    Ref: 4Z-B-4746

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
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  • Glimepiride EP Impurity E


    Formula:C16H21N3O4S
    Color and Shape:Pale Yellow Solid
    Molecular weight:351.42

    Ref: 4Z-G-0612

    5mg
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    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
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  • Glipizide Impurity 6


    Formula:C32H27Cl3N2O8S
    Color and Shape:White To Off-White Solid
    Molecular weight:705.98

    Ref: 4Z-G-1117

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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  • Bromfenac Impurity 3


    Formula:C13H10BrNO
    Color and Shape:Yellow Solid
    Molecular weight:276.13

    Ref: 4Z-B-4714

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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  • Gliclazide EP Impurity C

    CAS:
    Formula:C10H13NO4S
    Color and Shape:White To Off-White Solid
    Molecular weight:243.28

    Ref: 4Z-G-056

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Bromisoval Impurity 3

    CAS:
    Formula:C9H17N3O4S
    Color and Shape:White To Off-White Solid
    Molecular weight:263.31

    Ref: 4Z-B-193004

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
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  • Piroxicam

    CAS:
    Formula:C15H13N3O4S
    Color and Shape:Pale Yellow Solid
    Molecular weight:331.35

    Ref: 4Z-P-253

    5mg
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    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
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  • Tolpyralate Impurity 1 Trisodium Salt

    CAS:
    Formula:C7H3O6S·3Na
    Molecular weight:215.16 3*22.99

    Ref: 4Z-T-236002

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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  • Indomethacin (Indometacin) EP Impurity H (Indomethacin Methyl Ester)

    CAS:
    Formula:C20H18ClNO4
    Color and Shape:Pale Yellow Solid
    Molecular weight:371.82

    Ref: 4Z-I-1218

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Ibuprofen EP Impurity B

    CAS:
    Formula:C13H18O2
    Color and Shape:Colorless Liquid
    Molecular weight:206.29

    Ref: 4Z-I-048

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Glimepiride EP Impurity A (Glimepiride USP Related Compound A)

    CAS:
    Formula:C24H34N4O5S
    Color and Shape:White To Off-White Solid
    Molecular weight:490.63

    Ref: 4Z-G-065

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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  • Ibuprofen Impurity 30

    CAS:
    Formula:C16H24O4
    Color and Shape:Colorless Oil
    Molecular weight:280.36

    Ref: 4Z-I-0426

    5mg
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    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
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  • 4-Carboxy Tolbutamide

    CAS:
    Formula:C12H16N2O5S
    Color and Shape:White To Off-White Solid
    Molecular weight:300.33

    Ref: 4Z-T-043

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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  • 4-Isopropylacetophenone

    CAS:
    Formula:C11H14O
    Molecular weight:162.23

    Ref: 4Z-I-0432

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Aceclofenac EP Impurity G

    CAS:
    Formula:C18H15Cl2NO6
    Color and Shape:White To Off-White Solid
    Molecular weight:412.23

    Ref: 4Z-A-3810

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Hydrochlorothiazide Impurity 22

    CAS:
    Formula:C7H8ClN3O4S2
    Molecular weight:297.73

    Ref: 4Z-H-0533

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Acetazolamide EP Impurity G

    CAS:
    Formula:C2H3N3S2
    Color and Shape:Pale Yellow Solid
    Molecular weight:133.19

    Ref: 4Z-A-3510

    5mg
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    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
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  • Bromfenac Impurity 4 Sodium Salt

    CAS:
    Formula:C14H9BrNO3·Na
    Color and Shape:Yellow Solid
    Molecular weight:319.13 22.99

    Ref: 4Z-B-478

    5mg
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    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
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  • 2-Nitrodiphenyl Sulfide

    CAS:
    Formula:C12H9NO2S
    Color and Shape:Yellow Solid
    Molecular weight:231.27

    Ref: 4Z-N-0812

    5mg
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    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
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  • Glipizide Impurity 18

    CAS:
    Formula:C6H4N2O4
    Color and Shape:Off-White Solid
    Molecular weight:168.11

    Ref: 4Z-G-1129

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Paracetamol EP Impurity M HCl

    CAS:
    Formula:C12H11NO2·HCl
    Color and Shape:Brown Solid
    Molecular weight:201.23 36.46

    Ref: 4Z-A-0234

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • N-Nitroso Bumetanide-d5

    CAS:
    Formula:C17H14D5N3O6S
    Color and Shape:Off-White Solid
    Molecular weight:398.44

    Ref: 4Z-B-5121

    5mg
    To inquire
    10mg
    2,912.00€
    25mg
    5,339.00€
    50mg
    8,858.00€
    100mg
    To inquire
  • Bumetanide EP Impurity C

    CAS:
    Formula:C21H28N2O5S
    Color and Shape:White To Off-White Solid
    Molecular weight:420.52

    Ref: 4Z-B-516

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire
  • Brinzolamide Impurity 27 HCl

    CAS:
    Formula:C11H19N3O5S3·HCl
    Molecular weight:369.48 36.46

    Ref: 4Z-B-208

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Trimethoprim EP Impurity D

    CAS:
    Formula:C14H17N3O4
    Color and Shape:Off-White Solid
    Molecular weight:291.31

    Ref: 4Z-T-703

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Triamterene EP Impurity C

    CAS:
    Formula:C12H10N6O
    Color and Shape:Yellow Solid
    Molecular weight:254.25

    Ref: 4Z-T-635

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Indapamide EP Impurity C HCl

    CAS:
    Formula:C9H12N2·HCl
    Color and Shape:Red Solid
    Molecular weight:148.21 36.46

    Ref: 4Z-I-1313

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Ibuprofen EP Impurity E (Ibuprofen USP Related Compound C)

    CAS:
    Formula:C12H16O
    Color and Shape:Pale Yellow Liquid
    Molecular weight:176.26

    Ref: 4Z-I-0411

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Glipizide Impurity 20

    CAS:
    Formula:C8H12N2O2S
    Color and Shape:White To Off-White Solid
    Molecular weight:200.26

    Ref: 4Z-G-1131

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire
  • Acetazolamide

    CAS:
    Formula:C4H6N4O3S2
    Color and Shape:White To Off-White Solid
    Molecular weight:222.24

    Ref: 4Z-A-351

    5mg
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
    To inquire
  • Hydrochlorothiazide Impurity 16

    CAS:
    Formula:C7H6ClN3O5S2
    Molecular weight:311.71

    Ref: 4Z-H-0526

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Bromfenac Impurity 59

    CAS:
    Formula:C14H12BrNO
    Molecular weight:290.16

    Ref: 4Z-B-4765

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Brinzolamide Impurity 26

    CAS:
    Formula:C10H15NO4S2
    Molecular weight:277.35

    Ref: 4Z-B-2036

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Ref: 4Z-H-059

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • (S)-Ibuprofen-d3

    CAS:
    Formula:C13H15D3O2
    Color and Shape:White To Off-White Solid
    Molecular weight:209.30

    Ref: 4Z-I-0446

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire
  • Nimesulide Impurity 4


    Formula:C12H8N2O5
    Color and Shape:Orange Solid
    Molecular weight:260.21

    Ref: 4Z-N-0816

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Glimepiride EP Impurity D (Glimepiride USP Related Compound D)

    CAS:
    Formula:C24H34N4O5S
    Color and Shape:Yellow Solid
    Molecular weight:490.62

    Ref: 4Z-G-068

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Glipizide EP Impurity G

    CAS:
    Formula:C16H18N4O5S
    Color and Shape:White To Off-White Solid
    Molecular weight:378.41

    Ref: 4Z-G-114

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Nicosulfuron-(N,N-dimethyl-d6)

    CAS:
    Formula:C15H12D6N6O6S
    Molecular weight:416.44

    Ref: 4Z-N-071009

    5mg
    To inquire
    10mg
    1,699.00€
    25mg
    3,155.00€
    50mg
    5,096.00€
    100mg
    To inquire
  • Quinine

    CAS:
    Formula:C20H24N2O2
    Color and Shape:White To Off-White Solid
    Molecular weight:324.43

    Ref: 4Z-Q-034

    5mg
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    10mg
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    25mg
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    50mg
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    100mg
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  • Paracetamol EP Impurity O

    CAS:
    Formula:C16H16N2O4
    Color and Shape:Off-White Solid
    Molecular weight:300.31

    Ref: 4Z-A-0228

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Brinzolamide Impurity 3


    Formula:C13H23N3O7S4
    Color and Shape:White To Off-White Solid
    Molecular weight:461.58

    Ref: 4Z-B-2013

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Saccharin Impurity 1


    Formula:C13H18N2O5S
    Color and Shape:White To Off-White Solid
    Molecular weight:314.36

    Ref: 4Z-S-052002

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Dapsone Impurity 24

    CAS:
    Formula:C12H8Cl2O2S
    Molecular weight:287.15

    Ref: 4Z-D-0135

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Nicosulfuron

    CAS:
    Formula:C15H18N6O6S
    Molecular weight:410.41

    Ref: 4Z-N-071001

    5mg
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
    To inquire
  • (S)-Ibuprofen EP Impurity B

    CAS:
    Formula:C13H18O2
    Molecular weight:206.29

    Ref: 4Z-I-0484

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Glibornuride

    CAS:
    Formula:C18H26N2O4S
    Molecular weight:366.48

    Ref: 4Z-G-172

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Sulfamethoxazole N4-alfa-D-Glucoside

    CAS:
    Formula:C16H21N3O8S
    Molecular weight:415.42

    Ref: 4Z-S-5014

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Rimsulfuron

    CAS:
    Formula:C14H17N5O7S2
    Color and Shape:White To Off-White Solid
    Molecular weight:431.44

    Ref: 4Z-R-105001

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Dapsone Impurity 17 (N-Formyl Dapsone)

    CAS:
    Formula:C13H12N2O3S
    Molecular weight:276.31

    Ref: 4Z-D-0122

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Indapamide Glucuronide (Mixture of Diastereomers)


    Formula:C22H22ClN3O9S
    Molecular weight:539.96

    Ref: 4Z-I-138

    5mg
    To inquire
    10mg
    2,427.00€
    25mg
    4,368.00€
    50mg
    7,220.00€
    100mg
    To inquire
  • Indapamide Impurity 12

    CAS:
    Formula:C7H6ClNO4S
    Color and Shape:White To Off-White Solid
    Molecular weight:235.64

    Ref: 4Z-I-1312

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Piroxicam EP Impurity G

    CAS:
    Formula:C10H9NO5S
    Color and Shape:Pale Yellow Solid
    Molecular weight:255.24

    Ref: 4Z-P-2512

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Bromfenac Impurity 63

    CAS:
    Formula:C30H16Br4N2O2
    Molecular weight:756.09

    Ref: 4Z-B-4769

    5mg
    To inquire
    10mg
    2,427.00€
    25mg
    4,368.00€
    50mg
    7,220.00€
    100mg
    To inquire
  • Ibuprofen Impurity 14 (Ibuprofen Mannitol Ester)


    Formula:C19H30O7
    Color and Shape:White To Off-White Solid
    Molecular weight:370.44

    Ref: 4Z-I-0470

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Ibuprofen Impurity 24

    CAS:
    Formula:C12H16O2
    Molecular weight:192.26

    Ref: 4Z-I-0479

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Saflufenacil Impurity 3

    CAS:
    Formula:C17H17ClF4N4O5S
    Color and Shape:White To Off-White Solid
    Molecular weight:500.85

    Ref: 4Z-S-198005

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Furosemide Impurity 3


    Formula:C12H10ClNO6S
    Color and Shape:White To Off-White Solid
    Molecular weight:331.72

    Ref: 4Z-F-2111

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Tolnaftate Impurity 6 (Sudan I)

    CAS:
    Formula:C16H12N2O
    Molecular weight:248.29

    Ref: 4Z-T-112011

    5mg
    To inquire
    10mg
    To inquire
    25mg
    To inquire
    50mg
    To inquire
    100mg
    To inquire
  • Piroxicam EP Impurity J (Meloxicam EP Impurity E)

    CAS:
    Formula:C11H11NO5S
    Color and Shape:White To Off-White Solid
    Molecular weight:269.27

    Ref: 4Z-P-256

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Dorzolamide Impurity 2 Sodium Salt

    CAS:
    Formula:C20H28N3O8S6·Na
    Color and Shape:White To Off-White Solid
    Molecular weight:630.82 22.99

    Ref: 4Z-D-6439

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Tolnaftate EP Impurity A

    CAS:
    Formula:C10H8O
    Color and Shape:Brown Solid
    Molecular weight:144.17

    Ref: 4Z-T-112003

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Glipizide Impurity 12


    Formula:C14H20N2O6S
    Color and Shape:White To Off-White Solid
    Molecular weight:344.38

    Ref: 4Z-G-1123

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Ibuprofen EP Impurity G (Mixture of cis and trans Isomers)

    CAS:
    Formula:C26H32O4
    Color and Shape:White To Off-White Solid
    Molecular weight:408.54

    Ref: 4Z-I-0444

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire
  • Dorzolamide Impurity 25


    Formula:C10H13NO3S2
    Color and Shape:White To Off-White Solid
    Molecular weight:259.34

    Ref: 4Z-D-6433

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Torasemide (Torsemide) Impurity 26


    Formula:C12H10N2O2S
    Molecular weight:246.28

    Ref: 4Z-T-1134

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire
  • Furosemide-d5

    CAS:
    Formula:C12H6D5ClN2O5S
    Color and Shape:Pale Yellow Solid
    Molecular weight:335.77

    Ref: 4Z-F-212

    2mg
    521.00€
    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • Gliclazide EP Impurity A

    CAS:
    Formula:C7H9NO2S
    Color and Shape:White To Off-White Solid
    Molecular weight:171.21

    Ref: 4Z-G-0513

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Dorzolamide Impurity 10 HCl


    Formula:C20H29N3O8S6·HCl
    Molecular weight:631.83 36.46

    Ref: 4Z-D-6456

    5mg
    To inquire
    10mg
    2,184.00€
    25mg
    4,004.00€
    50mg
    6,674.00€
    100mg
    To inquire
  • Metamizole EP Impurity C-d3 HCl (4-Methylamino Antipyrine-d3 HCl)

    CAS:
    Formula:C12H12D3N3O·HCl
    Color and Shape:Off-White Solid
    Molecular weight:220.29 36.46

    Ref: 4Z-M-5312

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Acetaminophen Impurity 15


    Formula:C16H16N2O4
    Color and Shape:White To Off-White Solid
    Molecular weight:300.31

    Ref: 4Z-A-0242

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Dorzolamide EP Impurity D HCl (Dorzolamide USP Related Compound D)

    CAS:
    Formula:C8H12N2O4S3·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:296.37 36.46

    Ref: 4Z-D-642

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Indapamide

    CAS:
    Formula:C16H16ClN3O3S
    Color and Shape:White To Off-White Solid
    Molecular weight:365.83

    Ref: 4Z-I-1311

    5mg
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
    To inquire
  • Ozagrel HCl

    CAS:
    Formula:C13H12N2O2·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:228.25 36.46

    Ref: 4Z-O-076001

    5mg
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
    To inquire
  • Chlortalidone EP Impurity F Sodium Salt (Mixture of Diastereomers)

    CAS:
    Formula:C28H18Cl2N3O8S2·Na
    Molecular weight:659.49 22.99

    Ref: 4Z-C-140009

    5mg
    To inquire
    10mg
    2,427.00€
    25mg
    4,368.00€
    50mg
    7,220.00€
    100mg
    To inquire
  • Glimepiride EP Impurity C (Glimepiride USP Related Compound C)

    CAS:
    Formula:C18H23N3O6S
    Color and Shape:White To Off-White Solid
    Molecular weight:409.46

    Ref: 4Z-G-067

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Bromfenac Impurity 61

    CAS:
    Formula:C15H8Br3NO
    Molecular weight:457.95

    Ref: 4Z-B-4767

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Gliquidone-d6

    CAS:
    Formula:C27H27D6N3O6S
    Color and Shape:White To Off-White Solid
    Molecular weight:533.67

    Ref: 4Z-G-050002

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire
  • Indomethacin Impurity 24

    CAS:
    Formula:C11H13NO
    Molecular weight:175.23

    Ref: 4Z-I-1242

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Nicosulfuron Impurity 2

    CAS:
    Formula:C14H16N6O6S
    Molecular weight:396.38

    Ref: 4Z-N-071004

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Paracetamol (Acetaminophen) Impurity 9

    CAS:
    Formula:C6H4ClNO2
    Color and Shape:Pale Yellow Solid
    Molecular weight:157.55

    Ref: 4Z-A-0240

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Ibuprofen EP Impurity F

    CAS:
    Formula:C13H18O2
    Color and Shape:White To Off-White Solid
    Molecular weight:206.29

    Ref: 4Z-I-0412

    1g
    7,114.00€
    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • (4R,6S)-Dorzolamide EP Impurity B

    CAS:
    Formula:C10H16N2O4S3
    Color and Shape:White To Off-White Solid
    Molecular weight:324.43

    Ref: 4Z-D-6446

    5mg
    To inquire
    10mg
    2,427.00€
    25mg
    4,368.00€
    50mg
    7,220.00€
    100mg
    To inquire
  • Glimepiride EP Impurity B (Glimepiride USP Related Compound B)

    CAS:
    Formula:C16H21N3O4S
    Color and Shape:White To Off-White Solid
    Molecular weight:351.43

    Ref: 4Z-G-066

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Penoxsulam

    CAS:
    Formula:C16H14F5N5O5S
    Color and Shape:Off-White Solid
    Molecular weight:483.37

    Ref: 4Z-P-273001

    5mg
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
    To inquire
  • Sulfacetamide

    CAS:
    Formula:C8H10N2O3S
    Color and Shape:White To Off-White Solid
    Molecular weight:214.24

    Ref: 4Z-S-099001

    5mg
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
    To inquire
  • Saccharin-13C6

    CAS:
    Formula:C13C6H5NO3S
    Color and Shape:White To Off-White Solid
    Molecular weight:189.12

    Ref: 4Z-S-052001

    5mg
    To inquire
    10mg
    2,912.00€
    25mg
    5,339.00€
    50mg
    8,858.00€
    100mg
    To inquire
  • Sulfasalazine EP Impurity E Trisodium Salt

    CAS:
    Formula:C29H19N6O7S2·3Na
    Molecular weight:627.63 3*22.99

    Ref: 4Z-S-3323

    5mg
    To inquire
    10mg
    2,427.00€
    25mg
    4,368.00€
    50mg
    7,220.00€
    100mg
    To inquire
  • Bumetanide

    CAS:
    Formula:C17H20N2O5S
    Color and Shape:White To Off-White Solid
    Molecular weight:364.42

    Ref: 4Z-B-5110

    5mg
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
    To inquire
  • Torasemide-d7 (Torsemide-d7)

    CAS:
    Formula:C16H13D7N4O3S
    Color and Shape:Pale Yellow Solid
    Molecular weight:355.46

    Ref: 4Z-T-111

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Metolazone EP Impurity E

    CAS:
    Formula:C14H14ClN3O3S
    Color and Shape:Off-White Solid
    Molecular weight:339.79

    Ref: 4Z-M-744

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Paracetamol EP Impurity N

    CAS:
    Formula:C16H16N2O3
    Color and Shape:Off-White Solid
    Molecular weight:284.32

    Ref: 4Z-A-0227

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Mesosulfuron-Methyl

    CAS:
    Formula:C17H21N5O9S2
    Molecular weight:503.50

    Ref: 4Z-M-221001

    5mg
    To inquire
    10mg
    To inquire
    25mg
    To inquire
    50mg
    To inquire
    100mg
    To inquire
  • trans-Ibuprofen EP Impurity G


    Formula:C26H32O4
    Color and Shape:Pale Yellow Solid
    Molecular weight:408.54

    Ref: 4Z-I-0443

    5mg
    To inquire
    10mg
    1,092.00€
    25mg
    1,942.00€
    50mg
    3,034.00€
    100mg
    To inquire
  • Indomethacin Impurity 9

    CAS:
    Formula:C22H22ClNO6
    Color and Shape:Pale Yellow Solid
    Molecular weight:431.87

    Ref: 4Z-I-1223

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Nafamostat Impurity 1 DiHCl

    CAS:
    Formula:C19H17N5O2·2HCl
    Molecular weight:347.38 2*36.46

    Ref: 4Z-N-135004

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Indomethacin acyl glucuronide


    Formula:C25H24ClNO10
    Color and Shape:Yellow Solid
    Molecular weight:533.92

    Ref: 4Z-I-123

    5mg
    To inquire
    10mg
    To inquire
    25mg
    To inquire
    50mg
    To inquire
    100mg
    To inquire
  • Indomethacin (Indometacin) EP Impurity J (Indomethacin Diamide)

    CAS:
    Formula:C33H27Cl2N3O5
    Color and Shape:Off-White Solid
    Molecular weight:616.50

    Ref: 4Z-I-125

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • N-Nitroso Furosemide-d5 Sodium Salt

    CAS:
    Formula:C12H4D5ClN3O6S·Na
    Molecular weight:363.76 22.99

    Ref: 4Z-F-2137

    5mg
    To inquire
    10mg
    2,912.00€
    25mg
    5,339.00€
    50mg
    8,858.00€
    100mg
    To inquire
  • Indomethacin Impurity 20

    CAS:
    Formula:C17H23ClO2
    Color and Shape:Colorless Oil
    Molecular weight:294.82

    Ref: 4Z-I-1234

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Bromfenac Impurity 71


    Formula:C30H18Br2N2O3
    Color and Shape:Orange Solid
    Molecular weight:614.29

    Ref: 4Z-B-4777

    5mg
    To inquire
    10mg
    1,942.00€
    25mg
    3,580.00€
    50mg
    5,764.00€
    100mg
    To inquire
  • Furosemide Impurity 10

    CAS:
    Formula:C12H12N2O6S
    Color and Shape:White To Off-White Solid
    Molecular weight:312.30

    Ref: 4Z-F-2119

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Torasemide (Torsemide) EP Impurity B (Torasemide (Torsemide) USP Related Compound A)

    CAS:
    Formula:C12H13N3O2S
    Color and Shape:White To Off-White Solid
    Molecular weight:263.32

    Ref: 4Z-T-113

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Dorzolamide Impurity 12


    Formula:C11H15NO6S3
    Color and Shape:White To Off-White Solid
    Molecular weight:353.42

    Ref: 4Z-D-6420

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Sulfasalazine Impurity 5


    Formula:C18H13N3O4
    Molecular weight:335.32

    Ref: 4Z-S-3320

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • N-Nitroso Dorzolamide-d5


    Formula:C10H10D5N3O5S3
    Molecular weight:358.46

    Ref: 4Z-D-6449

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Indomethacin Impurity 25 HCl

    CAS:
    Formula:C11H15NO·HCl
    Molecular weight:177.25 36.46

    Ref: 4Z-I-1243

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Tolnaftate-d7

    CAS:
    Formula:C19H10D7NOS
    Molecular weight:314.45

    Ref: 4Z-T-112002

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire
  • Torasemide (Torsemide) Impurity 12

    CAS:
    Formula:C16H20N4O4S
    Molecular weight:364.42

    Ref: 4Z-T-1122

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • (3R)-3-Hydroxy Quinine


    Formula:C20H24N2O3
    Color and Shape:White To Off-White Solid
    Molecular weight:340.43

    Ref: 4Z-Q-036

    5mg
    To inquire
    10mg
    To inquire
    25mg
    To inquire
    50mg
    To inquire
    100mg
    To inquire
  • Paracetamol EP Impurity I

    CAS:
    Formula:C8H8O2
    Color and Shape:Pale Yellow Liquid
    Molecular weight:136.15

    Ref: 4Z-A-0220

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • N-Nitroso Paracetamol EP Impurity M


    Formula:C12H10N2O3
    Molecular weight:230.22

    Ref: 4Z-A-0249

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Torasemide (Torsemide) EP Impurity A (Torasemide (Torsemide) USP Related Compound E)

    CAS:
    Formula:C13H11N3O3S
    Color and Shape:White To Off-White Solid
    Molecular weight:289.31

    Ref: 4Z-T-116

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Metazachlor Impurity 3

    CAS:
    Formula:C3H3ClO2
    Color and Shape:White To Off-White Solid
    Molecular weight:106.51

    Ref: 4Z-M-158005

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Bromisoval Impurity 4 (Mixture of Diastereomers)


    Formula:C11H19N3O5S
    Color and Shape:White To Off-White Solid
    Molecular weight:305.35

    Ref: 4Z-B-193005

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Glipizide EP Impurity H

    CAS:
    Formula:C15H23N3O3S
    Color and Shape:White To Off-White Solid
    Molecular weight:325.43

    Ref: 4Z-G-115

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Paracetamol (Acetaminophen) EP Impurity H

    CAS:
    Formula:C10H11NO3
    Color and Shape:White To Off-White Solid
    Molecular weight:193.20

    Ref: 4Z-A-027

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Triamterene

    CAS:
    Formula:C12H11N7
    Color and Shape:Yellow Solid
    Molecular weight:253.27

    Ref: 4Z-T-631

    5mg
    To inquire
    10mg
    To inquire
    25mg
    To inquire
    50mg
    To inquire
    100mg
    To inquire
  • Dorzolamide-d5 HCl

    CAS:
    Formula:C10H11D5N2O4S3·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:329.46 36.46

    Ref: 4Z-D-647

    5mg
    To inquire
    10mg
    1,942.00€
    25mg
    3,580.00€
    50mg
    5,764.00€
    100mg
    To inquire
  • Sulfamethoxazole

    CAS:
    Formula:C10H11N3O3S
    Color and Shape:White To Off-White Solid
    Molecular weight:253.28

    Ref: 4Z-S-501

    5mg
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    10mg
    349.00€
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    444.00€
    50mg
    635.00€
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  • Rimsulfuron-d6

    CAS:
    Formula:C14H11D6N5O7S2
    Color and Shape:White To Off-White Solid
    Molecular weight:437.47

    Ref: 4Z-R-105002

    5mg
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    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
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  • Ibuprofen Impurity 6

    CAS:
    Formula:C15H14O2
    Color and Shape:White Semi-Solid (Low M P )
    Molecular weight:226.27

    Ref: 4Z-I-0461

    5mg
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    10mg
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  • Dapsone Impurity 23

    CAS:
    Formula:C14H12N2O4S
    Molecular weight:304.32

    Ref: 4Z-D-0134

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
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  • Phenacetin Impurity 11

    CAS:
    Formula:C12H9ClN2O
    Color and Shape:Orange Solid
    Molecular weight:232.67

    Ref: 4Z-P-340012

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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  • Methylisothiazolinone (2-Methyl-4-isothiazolin-3-one)

    CAS:
    Formula:C4H5NOS
    Color and Shape:White To Off-White Solid
    Molecular weight:115.15

    Ref: 4Z-I-492

    5mg
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    10mg
    349.00€
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    444.00€
    50mg
    635.00€
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  • Triclocarban

    CAS:
    Formula:C13H9Cl3N2O
    Color and Shape:White To Off-White Solid
    Molecular weight:315.58

    Ref: 4Z-T-10301

    5mg
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    10mg
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    50mg
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    100mg
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  • (S)-Ibuprofen

    CAS:
    Formula:C13H18O2
    Color and Shape:White To Off-White Solid
    Molecular weight:206.29

    Ref: 4Z-I-045

    5mg
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    10mg
    444.00€
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  • Sulfadiazine-d4

    CAS:
    Formula:C10H6D4N4O2S
    Color and Shape:Pale Yellow Solid
    Molecular weight:254.30

    Ref: 4Z-S-091

    5mg
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    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
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  • Bromfenac-d4 Sodium Salt

    CAS:
    Formula:C15H7D4BrNO3·Na
    Color and Shape:Yellow Solid
    Molecular weight:337.19 22.99

    Ref: 4Z-B-472

    5mg
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    10mg
    1,942.00€
    25mg
    3,580.00€
    50mg
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  • Glibornuride Isomer (1S,2R,3S,4R)

    CAS:
    Formula:C18H26N2O4S
    Molecular weight:366.48

    Ref: 4Z-G-173

    5mg
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    10mg
    1,699.00€
    25mg
    3,155.00€
    50mg
    5,096.00€
    100mg
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  • Nimesulide EP Impurity E

    CAS:
    Formula:C14H15NO5S2
    Color and Shape:White To Off-White Solid
    Molecular weight:341.41

    Ref: 4Z-N-089

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  • Ibuprofen EP Impurity A

    CAS:
    Formula:C13H18O2
    Color and Shape:Pale Yellow Liquid
    Molecular weight:206.29

    Ref: 4Z-I-0433

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    10mg
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  • Metamizole Impurity 3

    CAS:
    Formula:C13H15N3O2
    Color and Shape:Pale Yellow Solid
    Molecular weight:245.28

    Ref: 4Z-M-537

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    10mg
    444.00€
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  • Sulfamethoxazole Impurity 3-d4

    CAS:
    Formula:C10H5D4N3O5S
    Molecular weight:287.28

    Ref: 4Z-S-5013

    5mg
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    10mg
    1,699.00€
    25mg
    3,155.00€
    50mg
    5,096.00€
    100mg
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  • Hydroxy Tolbutamide

    CAS:
    Formula:C12H18N2O4S
    Color and Shape:White To Off-White Solid
    Molecular weight:286.35

    Ref: 4Z-T-041

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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  • Paracetamol EP Impurity A (Acetaminophen USP Related Compound C)

    CAS:
    Formula:C8H9NO2
    Color and Shape:Brown Solid
    Molecular weight:151.17

    Ref: 4Z-A-0215

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  • Glibornuride (Mixture of Diastereomers)

    CAS:
    Formula:C18H26N2O4S
    Color and Shape:White To Off-White Solid
    Molecular weight:366.48

    Ref: 4Z-G-171

    5mg
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    10mg
    508.00€
    25mg
    825.00€
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    1,153.00€
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  • Ibuprofen Ester Impurity (PEG400)

    CAS:
    Formula:C34H50O7
    Color and Shape:Colorless Liquid
    Molecular weight:570.77

    Ref: 4Z-I-0452

    5mg
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    10mg
    444.00€
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  • Acetaminophen Mercapturate

    CAS:
    Formula:C13H16N2O5S
    Color and Shape:White To Off-White Solid
    Molecular weight:312.34

    Ref: 4Z-A-025

    5mg
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    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Acetazolamide EP Impurity C

    CAS:
    Formula:C4H5N3OS2
    Color and Shape:White To Off-White Solid
    Molecular weight:175.22

    Ref: 4Z-A-356

    5mg
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    10mg
    444.00€
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    635.00€
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  • Furosemide Impurity 6

    CAS:
    Formula:C12H10ClNO3
    Color and Shape:Pale Brown Solid
    Molecular weight:251.67

    Ref: 4Z-F-2114

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
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  • Trimethoprim EP Impurity F

    CAS:
    Formula:C13H15BrN4O2
    Color and Shape:White To Off-White Solid
    Molecular weight:339.19

    Ref: 4Z-T-705

    5mg
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    10mg
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  • Sulfamethoxazole Impurity 3

    CAS:
    Formula:C10H9N3O5S
    Molecular weight:283.26

    Ref: 4Z-S-5012

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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  • Sulfathiazole-d4

    CAS:
    Formula:C9H5D4N3O2S2
    Color and Shape:Brown Solid
    Molecular weight:259.33

    Ref: 4Z-S-111003

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
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  • Indapamide-13C-d3

    CAS:
    Formula:C1513CH13D3ClN3O3S
    Color and Shape:White To Off-White Solid
    Molecular weight:369.84

    Ref: 4Z-I-1329

    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • Hydroflumethiazide

    CAS:
    Formula:C8H8F3N3O4S2
    Color and Shape:White To Off-White Solid
    Molecular weight:331.28

    Ref: 4Z-H-071

    5mg
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
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  • Ibuprofen Lysinate

    CAS:
    Formula:C13H18O2·C6H14N2O2
    Color and Shape:White To Off-White Solid
    Molecular weight:206.29 146.19

    Ref: 4Z-I-043

    5mg
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
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  • Ibuprofen EP Impurity Q

    CAS:
    Formula:C12H18O
    Color and Shape:Colorless Liquid
    Molecular weight:178.28

    Ref: 4Z-I-0440

    5mg
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    10mg
    444.00€
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  • Paracetamol EP Impurity C

    CAS:
    Formula:C8H8ClNO2
    Color and Shape:Purple Solid
    Molecular weight:185.61

    Ref: 4Z-A-0217

    5mg
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    10mg
    444.00€
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  • Ibuprofen-d3

    CAS:
    Formula:C13H15D3O2
    Color and Shape:White To Off-White Solid
    Molecular weight:209.30

    Ref: 4Z-I-041

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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  • Ozagrel Impurity 15

    CAS:
    Formula:C10H10O3
    Color and Shape:White To Off-White Solid
    Molecular weight:178.19

    Ref: 4Z-O-076019

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
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  • Trimethoprim EP Impurity I (E-Isomer)

    CAS:
    Formula:C19H20N2O3
    Color and Shape:Off-White Solid
    Molecular weight:324.38

    Ref: 4Z-T-708

    5mg
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    10mg
    444.00€
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  • Ibuprofen EP Impurity N

    CAS:
    Formula:C11H14O2
    Color and Shape:Pale Yellow Semi-Solid (Low M P )
    Molecular weight:178.23

    Ref: 4Z-I-0414

    5mg
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    10mg
    444.00€
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    50mg
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    100mg
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  • Bromfenac Lactam

    CAS:
    Formula:C15H10BrNO2
    Color and Shape:Pale Yellow Solid
    Molecular weight:316.15

    Ref: 4Z-B-475

    5mg
    To inquire
    10mg
    444.00€
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  • Bumetanide Impurity 14


    Formula:C17H20N2O6S
    Molecular weight:380.42

    Ref: 4Z-B-5124

    5mg
    To inquire
    10mg
    1,942.00€
    25mg
    3,580.00€
    50mg
    5,764.00€
    100mg
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  • Etodolac EP Impurity E (8-Propyl Etodolac)

    CAS:
    Formula:C18H23NO3
    Color and Shape:White To Off-White Solid
    Molecular weight:301.39

    Ref: 4Z-E-0515

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
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  • N-Nitroso Metamizole EP Impurity C-13C-d3

    CAS:
    Formula:C1113CH11D3N4O2
    Molecular weight:250.28

    Ref: 4Z-M-5335

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
    200mg
    9,377.00€
  • Ibuprofen Impurity 26

    CAS:
    Formula:C16H24O4
    Color and Shape:Colorless Oil
    Molecular weight:280.36

    Ref: 4Z-I-0427

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
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  • Ref: 4Z-Z-033

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Acetazolamide EP Impurity E

    CAS:
    Formula:C4H5N3O4S2
    Color and Shape:White To Off-White Solid
    Molecular weight:223.22

    Ref: 4Z-A-358

    5mg
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    10mg
    444.00€
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    100mg
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  • N-Nitroso Metolazone


    Formula:C16H15ClN4O4S
    Molecular weight:394.83

    Ref: 4Z-M-748

    5mg
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    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
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  • Mefenamic Acid EP Impurity D (Glycopyrronium Bromide EP Impurity D)

    CAS:
    Formula:C7H6O2
    Color and Shape:White To Off-White Solid
    Molecular weight:122.12

    Ref: 4Z-M-0110

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
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    825.00€
    100mg
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  • Phenacetin Impurity 12

    CAS:
    Formula:C14H13ClN2O
    Color and Shape:Orange Solid
    Molecular weight:260.72

    Ref: 4Z-P-340013

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Mesosulfuron Impurity 3

    CAS:
    Formula:C10H14N2O6S2
    Molecular weight:322.35

    Ref: 4Z-M-221006

    5mg
    To inquire
    10mg
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    50mg
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    100mg
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  • Indomethacin Impurity 12

    CAS:
    Formula:C22H22ClNO5
    Color and Shape:White To Off-White Solid
    Molecular weight:415.87

    Ref: 4Z-I-1226

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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  • Piroxicam EP Impurity I

    CAS:
    Formula:C12H13NO5S
    Color and Shape:White To Off-White Solid
    Molecular weight:283.31

    Ref: 4Z-P-255

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • (R)-Ibuprofen-d3

    CAS:
    Formula:C13H15D3O2
    Color and Shape:White To Off-White Solid
    Molecular weight:209.30

    Ref: 4Z-I-0447

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
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  • Glipizide Impurity 2


    Formula:C24H22Cl2N2O6S
    Color and Shape:White To Off-White Solid
    Molecular weight:537.41

    Ref: 4Z-G-1115

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
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  • Tolnaftate EP Impurity D HCl (Tolnaftate USP Related Compound D HCl)

    CAS:
    Formula:C8H11N·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:121.18 36.46

    Ref: 4Z-T-112004

    5mg
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    10mg
    444.00€
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    635.00€
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    825.00€
    100mg
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  • Ibuprofen Impurity 47


    Formula:C38H58O9
    Molecular weight:658.87

    Ref: 4Z-I-0498

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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  • Chlortalidone EP Impurity B (Chlorthalidone USP Related Compound A)

    CAS:
    Formula:C14H10ClNO5S
    Color and Shape:White To Off-White Solid
    Molecular weight:339.75

    Ref: 4Z-C-140001

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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  • Chlortalidone (Chlorthalidone) EP Impurity A

    CAS:
    Formula:C14H9ClO6S
    Color and Shape:White To Off-White Solid
    Molecular weight:340.73

    Ref: 4Z-C-140004

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Bromfenac Impurity 30

    CAS:
    Formula:C17H16BrNO3
    Color and Shape:Yellow Solid
    Molecular weight:362.22

    Ref: 4Z-B-4737

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Piroxicam EP Impurity A

    CAS:
    Formula:C5H6N2
    Color and Shape:White To Off-White Solid
    Molecular weight:94.12

    Ref: 4Z-P-254

    5mg
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    10mg
    444.00€
    25mg
    635.00€
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    825.00€
    100mg
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  • Ibuprofen EP Impurity O

    CAS:
    Formula:C13H18O2
    Color and Shape:White To Off-White Solid
    Molecular weight:206.29

    Ref: 4Z-I-0415

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Quinicine Hemioxalate

    CAS:
    Formula:C20H24N2O2·5C2H2O4
    Color and Shape:White To Off-White Solid
    Molecular weight:324.42 0.5*90.03

    Ref: 4Z-Q-0318

    5mg
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    10mg
    444.00€
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    635.00€
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    100mg
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  • Sulfadimethoxine-d6

    CAS:
    Formula:C12H8D6N4O4S
    Molecular weight:316.36

    Ref: 4Z-S-1016

    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • Glipizide Impurity 4


    Formula:C18H22N4O5S
    Color and Shape:White To Off-White Solid
    Molecular weight:406.46

    Ref: 4Z-G-118

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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  • N-Nitroso Dorzolamide


    Formula:C10H15N3O5S3
    Color and Shape:White To Off-White Solid
    Molecular weight:353.43

    Ref: 4Z-D-6445

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Furosemide EP Impurity A (Furosemide USP Related Compound A)

    CAS:
    Formula:C12H11ClN2O5S
    Color and Shape:Pale Yellow Solid
    Molecular weight:330.74

    Ref: 4Z-F-214

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Sulfamethoxazole EP Impurity F (Sulfamethoxazole USP Related Compound F)

    CAS:
    Formula:C10H11N3O3S
    Color and Shape:Pale Yellow Solid
    Molecular weight:253.28

    Ref: 4Z-S-506

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Tolbutamide-d9

    CAS:
    Formula:C12H9D9N2O3S
    Color and Shape:White To Off-White Solid
    Molecular weight:279.40

    Ref: 4Z-T-045

    5mg
    To inquire
    10mg
    1,092.00€
    25mg
    1,942.00€
    50mg
    3,034.00€
    100mg
    To inquire
  • Ibuprofen EP Impurity R

    CAS:
    Formula:C22H30
    Color and Shape:Colorless Liquid
    Molecular weight:294.48

    Ref: 4Z-I-0439

    5mg
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    10mg
    444.00€
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    635.00€
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    100mg
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  • Brinzolamide Impurity 20


    Formula:C10H15ClN2O5S3
    Molecular weight:374.87

    Ref: 4Z-B-2030

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Glimepiride meta Ester Impurity


    Formula:C18H23N3O6S
    Color and Shape:Off-White Solid
    Molecular weight:409.46

    Ref: 4Z-G-0617

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire