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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 2587 products of "Sulfonamides and Derivatives"

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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

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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
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  • Dorzolamide Impurity 6 DiHCl


    Formula:C20H29N3O8S6·2HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:631.85 2*36.46

    Ref: 4Z-D-6414

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  • Metolazone EP Impurity A

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

    Ref: 4Z-M-745

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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
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  • O-Desmethyl Quinine ((R,S)-Isomer)

    CAS:
    Formula:C19H22N2O2
    Color and Shape:White To Off-White Solid
    Molecular weight:310.40

    Ref: 4Z-Q-038

    5mg
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    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
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  • Brinzolamide Impurity 24

    CAS:
    Formula:C10H14ClNO4S2
    Molecular weight:311.80

    Ref: 4Z-B-2034

    5mg
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    10mg
    444.00€
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    635.00€
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    825.00€
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  • Chlorimuron

    CAS:
    Formula:C13H11ClN4O6S
    Molecular weight:386.76

    Ref: 4Z-C-338001

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    444.00€
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    635.00€
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    825.00€
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  • Indomethacin (Indometacin) EP Impurity C

    CAS:
    Formula:C14H12ClNO2
    Color and Shape:Off-White Solid
    Molecular weight:261.71

    Ref: 4Z-I-1217

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    444.00€
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    635.00€
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  • 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

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    444.00€
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    635.00€
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  • (S)-Ibuprofen EP Impurity B

    CAS:
    Formula:C13H18O2
    Molecular weight:206.29

    Ref: 4Z-I-0484

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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
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  • Dorzolamide Impurity 7


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

    Ref: 4Z-D-6415

    5mg
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    10mg
    2,184.00€
    25mg
    4,004.00€
    50mg
    6,674.00€
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  • Ibuprofen Impurity 11

    CAS:
    Formula:C11H14O2
    Color and Shape:White To Off-White Solid
    Molecular weight:178.23

    Ref: 4Z-I-0468

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    444.00€
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  • Quinine

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

    Ref: 4Z-Q-034

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  • Ibuprofen Impurity 25


    Formula:C12H16O3
    Molecular weight:208.26

    Ref: 4Z-I-0480

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

    CAS:
    Formula:C7H7ClN2O3S
    Color and Shape:White To Off-White Solid
    Molecular weight:234.65

    Ref: 4Z-I-1316

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    508.00€
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    825.00€
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    1,153.00€
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  • Phenacetin Impurity 11

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

    Ref: 4Z-P-340012

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    508.00€
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    825.00€
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    1,153.00€
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  • Acetazolamide

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

    Ref: 4Z-A-351

    5mg
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    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
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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€
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  • Indomethacin Impurity 25 HCl

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

    Ref: 4Z-I-1243

    5mg
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    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
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  • Indapamide EP Impurity C HCl

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

    Ref: 4Z-I-1313

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    444.00€
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    635.00€
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  • Bromfenac Impurity 34

    CAS:
    Formula:C16H12BrNO2S
    Color and Shape:Yellow Solid
    Molecular weight:362.24

    Ref: 4Z-B-4741

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
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  • Dorzolamide Impurity 34 HCl (Mixture of Diastereomers)


    Formula:C14H20N2O8S3·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:440.50 36.46

    Ref: 4Z-D-6444

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
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  • Ibuprofen Impurity 27

    CAS:
    Formula:C13H16O2
    Color and Shape:White To Off-White Solid
    Molecular weight:204.27

    Ref: 4Z-I-0456

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
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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
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    10mg
    444.00€
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    635.00€
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  • Orthosulfamuron

    CAS:
    Formula:C16H20N6O6S
    Color and Shape:White To Off-White Solid
    Molecular weight:424.43

    Ref: 4Z-O-038001

    5mg
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    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
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  • Ibuprofen-13C-d3

    CAS:
    Formula:C1213CH15D3O2
    Color and Shape:White To Off-White Solid
    Molecular weight:210.30

    Ref: 4Z-I-047

    5mg
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    10mg
    1,092.00€
    25mg
    1,942.00€
    50mg
    3,034.00€
    100mg
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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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  • Torasemide (Torsemide) Impurity 13

    CAS:
    Formula:C16H18N4O5S
    Molecular weight:378.40

    Ref: 4Z-T-1123

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
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  • Acetaminophen Glucuronide Sodium Salt (Paracetamol Glucuronide Sodium Salt)

    CAS:
    Formula:C14H16NO8·Na
    Color and Shape:Off-White To Pale Yellow Solid
    Molecular weight:326.28 22.99

    Ref: 4Z-A-0210

    5mg
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    10mg
    444.00€
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    635.00€
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  • 5-Hydroxy Indapamide

    CAS:
    Formula:C16H16ClN3O4S
    Color and Shape:Off-White Solid
    Molecular weight:381.84

    Ref: 4Z-I-133

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
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  • Paracetamol (Acetaminophen) EP Impurity L

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

    Ref: 4Z-A-0232

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

    CAS:
    Formula:C14H13ClN2O2
    Color and Shape:White To Off-White Solid
    Molecular weight:276.72

    Ref: 4Z-I-1210

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
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  • Nimesulide EP Impurity B

    CAS:
    Formula:C13H13NO3S
    Color and Shape:White To Off-White Solid
    Molecular weight:263.31

    Ref: 4Z-N-088

    5mg
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    10mg
    444.00€
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    635.00€
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    825.00€
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  • Bromfenac Impurity 18

    CAS:
    Formula:C30H18Br2N2O3
    Molecular weight:614.29

    Ref: 4Z-B-4726

    5mg
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    10mg
    3,640.00€
    25mg
    6,674.00€
    50mg
    10,920.00€
    100mg
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  • Etodolac

    CAS:
    Formula:C17H21NO3
    Molecular weight:287.36

    Ref: 4Z-E-054

    5mg
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    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
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  • Acetazolamide EP Impurity A

    CAS:
    Formula:C4H4ClN3OS
    Color and Shape:White To Off-White Solid
    Molecular weight:177.61

    Ref: 4Z-A-354

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Paracetamol (Acetaminophen) EP Impurity B (Acetaminophen USP Related Compound B)

    CAS:
    Formula:C9H11NO2
    Color and Shape:White To Off-White Solid
    Molecular weight:165.19

    Ref: 4Z-A-0216

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Paracetamol EP Impurity E

    CAS:
    Formula:C8H8O2
    Color and Shape:White To Off-White Solid
    Molecular weight:136.15

    Ref: 4Z-A-0218

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Glimepiride Impurity 1


    Formula:C17H26N4O4S
    Color and Shape:White To Off-White Solid
    Molecular weight:382.49

    Ref: 4Z-G-0619

    5mg
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  • Torasemide (Torsemide) Impurity 7

    CAS:
    Formula:C12H13N3O2S
    Molecular weight:263.32

    Ref: 4Z-T-1117

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • (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
  • Sulfamethoxazole Impurity 2

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

    Ref: 4Z-S-508

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Brinzolamide USP Related Compound B HCl

    CAS:
    Formula:C10H17N3O5S3·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:355.46 36.46

    Ref: 4Z-B-209

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

    CAS:
    Formula:C10H13NO2
    Molecular weight:179.22

    Ref: 4Z-P-340001

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Bromfenac Impurity 42

    CAS:
    Formula:C15H9BrClNO
    Color and Shape:Yellow Solid
    Molecular weight:334.60

    Ref: 4Z-B-4749

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

    CAS:
    Formula:C18H14N4O5S
    Color and Shape:Dark Orange Solid
    Molecular weight:398.39

    Ref: 4Z-S-338

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

    CAS:
    Formula:C8H8N6O2S4
    Color and Shape:Off-White Solid
    Molecular weight:348.45

    Ref: 4Z-A-3512

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • N-Nitroso Metamizole EP Impurity C

    CAS:
    Formula:C12H14N4O2
    Molecular weight:246.27

    Ref: 4Z-M-5329

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Ibuprofen Impurity 28

    CAS:
    Formula:C10H10O4
    Color and Shape:White To Off-White Solid
    Molecular weight:194.19

    Ref: 4Z-I-0457

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Ref: 4Z-H-0534

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

    CAS:
    Formula:C20H14O7S2
    Molecular weight:430.45

    Ref: 4Z-T-112014

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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  • N-Nitroso Mefenamic Acid-d4 Sodium Salt

    CAS:
    Formula:C15H9D4N2O3·Na
    Molecular weight:273.31 22.99

    Ref: 4Z-M-0123

    5mg
    To inquire
    10mg
    2,184.00€
    25mg
    4,004.00€
    50mg
    6,674.00€
    100mg
    To inquire
  • Bromfenac Impurity 12

    CAS:
    Formula:C15H10BrNO
    Color and Shape:Pale Yellow Solid
    Molecular weight:300.16

    Ref: 4Z-B-4720

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


    Formula:C17H16ClNO5S
    Color and Shape:White To Off-White Solid
    Molecular weight:381.83

    Ref: 4Z-C-140006

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

    CAS:
    Formula:C10H16N2O4S3·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:324.43 36.46

    Ref: 4Z-D-641

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

    CAS:
    Formula:C19H17N5O2·2CH4O3S
    Molecular weight:347.38 2*96.11

    Ref: 4Z-N-135001

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Prothionamide Sulfoxide


    Formula:C9H12N2OS
    Molecular weight:196.27

    Ref: 4Z-P-612

    5mg
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    100mg
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  • Hydrochlorothiazide EP Impurity C

    CAS:
    Formula:C15H16Cl2N6O8S4
    Color and Shape:White To Off-White Solid
    Molecular weight:607.47

    Ref: 4Z-H-054

    5mg
    To inquire
    10mg
    1,699.00€
    25mg
    3,155.00€
    50mg
    5,096.00€
    100mg
    To inquire
  • Furosemide EP Impurity F

    CAS:
    Formula:C12H15ClN2O5S
    Color and Shape:White To Off-White Solid
    Molecular weight:334.77

    Ref: 4Z-F-219

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Dorzolamide Impurity 29


    Formula:C8H8O2S2
    Color and Shape:White To Off-White Solid
    Molecular weight:200.27

    Ref: 4Z-D-6438

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

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

    Ref: 4Z-M-746

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Brinzolamide Impurity 19

    CAS:
    Formula:C10H16N2O6S3
    Molecular weight:356.43

    Ref: 4Z-B-2029

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


    Formula:C7H8N2O5S
    Color and Shape:Pale Gray Solid
    Molecular weight:232.21

    Ref: 4Z-B-5119

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


    Formula:C20H29N3O8S6·2HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:631.85 2 36.46

    Ref: 4Z-D-6418

    5mg
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  • Trimethoprim Impurity 4

    CAS:
    Formula:C15H20N4O3
    Molecular weight:304.35

    Ref: 4Z-T-7012

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Aceclofenac-d4

    CAS:
    Formula:C16H9D4Cl2NO4
    Color and Shape:White To Off-White Solid
    Molecular weight:358.21

    Ref: 4Z-A-382

    5mg
    To inquire
    10mg
    1,699.00€
    25mg
    3,155.00€
    50mg
    5,096.00€
    100mg
    To inquire
  • Glipizide Impurity 21 (Ethyl Chloroformate)

    CAS:
    Formula:C3H5ClO2
    Color and Shape:Colorless Liquid
    Molecular weight:108.52

    Ref: 4Z-G-1132

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Dapsone EP Impurity B

    CAS:
    Formula:C12H11NO2S
    Molecular weight:233.29

    Ref: 4Z-D-018

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Bromfenac Impurity 29

    CAS:
    Formula:C16H14BrNO3
    Molecular weight:348.20

    Ref: 4Z-B-4736

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    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
  • Indomethacin Impurity 26 (Mixture of Diastereomers)

    CAS:
    Formula:C11H15NO
    Molecular weight:177.25

    Ref: 4Z-I-1244

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Tolnaftate EP Impurity D (Tolnaftate USP Related Compound D)

    CAS:
    Formula:C8H11N
    Color and Shape:Brown Liquid
    Molecular weight:121.18

    Ref: 4Z-T-112013

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Sulfadimidine-d4

    CAS:
    Formula:C12H10D4N4O2S
    Color and Shape:White To Off-White Solid
    Molecular weight:282.36

    Ref: 4Z-S-102

    5mg
    To inquire
    10mg
    1,092.00€
    25mg
    1,942.00€
    50mg
    3,034.00€
    100mg
    To inquire
  • N-Nitroso Furosemide Sodium Salt

    CAS:
    Formula:C12H9ClN3O6S·Na
    Color and Shape:Yellow Solid
    Molecular weight:358.74 22.99

    Ref: 4Z-F-2123

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Indomethacin Impurity 13


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

    Ref: 4Z-I-1227

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Zonisamide-13C2-15N (Benzisoxazole)

    CAS:
    Formula:C613C2H8N15NO3S
    Color and Shape:White To Off-White Solid
    Molecular weight:215.20

    Ref: 4Z-Z-036

    5mg
    To inquire
    10mg
    1,942.00€
    25mg
    3,580.00€
    50mg
    5,764.00€
    100mg
    To inquire
  • Acetaminophen Dimer (Paracetamol Dimer)

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

    Ref: 4Z-A-0223

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • 4-Carboxy Tolbutamide-d9


    Formula:C12H16N2O5S
    Molecular weight:309.38

    Ref: 4Z-T-044

    5mg
    To inquire
    10mg
    To inquire
    25mg
    To inquire
    50mg
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    100mg
    To inquire
  • Glimepiride Impurity 11 (trans-4-Methylcyclohexyl Isocyanate)

    CAS:
    Formula:C8H13NO
    Color and Shape:Colourless Liquid
    Molecular weight:139.20

    Ref: 4Z-G-0628

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Dapsone Impurity 18

    CAS:
    Formula:C12H8N2O4S2
    Molecular weight:308.33

    Ref: 4Z-D-0128

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Ibuprofen Impurity 3

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

    Ref: 4Z-I-0420

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Indapamide EP Impurity A

    CAS:
    Formula:C9H10N2O
    Color and Shape:Yellow Solid
    Molecular weight:162.19

    Ref: 4Z-I-139

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

    CAS:
    Formula:C12H21N3O5S3
    Color and Shape:White To Off-White Solid
    Molecular weight:383.50

    Ref: 4Z-B-201

    5mg
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
    To inquire
  • N-Nitroso Aceclofenac-d4


    Formula:C16H8D4Cl2N2O5
    Molecular weight:387.21

    Ref: 4Z-A-3821

    5mg
    To inquire
    10mg
    To inquire
    25mg
    To inquire
    50mg
    To inquire
    100mg
    To inquire
  • Pyroxsulam-13C-d3

    CAS:
    Formula:C1313CH10D3F3N6O5S
    Color and Shape:Off-White Solid
    Molecular weight:438.36

    Ref: 4Z-P-001002

    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • Dorzolamide Impurity 20

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

    Ref: 4Z-D-6428

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

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

    Ref: 4Z-P-255

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

    CAS:
    Formula:C12H15N3O
    Color and Shape:Pale Yellow Solid
    Molecular weight:217.27

    Ref: 4Z-M-5314

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Nafamostat Impurity 16

    CAS:
    Formula:C14H10N2O5
    Molecular weight:286.24

    Ref: 4Z-N-135019

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Tolnaftate Impurity 5 Disodium Salt

    CAS:
    Formula:C20H12O7S2·2Na
    Color and Shape:White To Off-White Solid
    Molecular weight:428.43 2*22.99

    Ref: 4Z-T-112010

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

    CAS:
    Formula:C14H9F3N2O3
    Molecular weight:310.23

    Ref: 4Z-F-100005

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Diclosan-d4

    CAS:
    Formula:C12H4D4Cl2O2
    Color and Shape:White To Off-White Solid
    Molecular weight:259.12

    Ref: 4Z-D-180002

    5mg
    To inquire
    10mg
    1,699.00€
    25mg
    3,155.00€
    50mg
    5,096.00€
    100mg
    To inquire
  • Piroxicam EP impurity F

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

    Ref: 4Z-P-258

    5mg
    To inquire
    10mg
    To inquire
    25mg
    To inquire
    50mg
    To inquire
    100mg
    To inquire
  • Hydroxy Triamterene Sulfate Sodium Salt


    Formula:C12H10N7O4S·Na
    Color and Shape:Yellow Solid
    Molecular weight:348.32 22.99

    Ref: 4Z-T-639

    5mg
    To inquire
    10mg
    To inquire
    25mg
    To inquire
    50mg
    To inquire
    100mg
    To inquire
  • Dorzolamide Impurity 6 HCl


    Formula:C20H29N3O8S6·HCl
    Molecular weight:631.83 36.46

    Ref: 4Z-D-6453

    5mg
    To inquire
    10mg
    2,184.00€
    25mg
    4,004.00€
    50mg
    6,674.00€
    100mg
    To inquire
  • Glipizide Impurity 7

    CAS:
    Formula:C6H6N2O2
    Color and Shape:Off-White Solid
    Molecular weight:138.13

    Ref: 4Z-G-1118

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Triamterene-d5

    CAS:
    Formula:C12H6D5N7
    Color and Shape:Yellow Solid
    Molecular weight:258.30

    Ref: 4Z-T-632

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

    CAS:
    Formula:C14H12N2O4S
    Color and Shape:White To Off-White Solid
    Molecular weight:304.32

    Ref: 4Z-C-140015

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Ibuprofen Impurity 7

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

    Ref: 4Z-I-0463

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Hydrochlorothiazide-15N2-13C-d2

    CAS:
    Formula:C613CH6D2ClN15N2O4S2
    Color and Shape:White To Off-White Solid
    Molecular weight:302.72

    Ref: 4Z-H-051

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

    CAS:
    Formula:C15H21N3O3S
    Color and Shape:White To Off-White Solid
    Molecular weight:323.41

    Ref: 4Z-G-052

    5mg
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
    To inquire
  • Dorzolamide Impurity 19


    Formula:C10H13NO3S2
    Molecular weight:259.34

    Ref: 4Z-D-6427

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    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
  • Hydrochlorothiazide-13C-d2

    CAS:
    Formula:C613CH6D2ClN3O4S2
    Color and Shape:White To Off-White Solid
    Molecular weight:300.73

    Ref: 4Z-H-055

    5mg
    To inquire
    10mg
    1,092.00€
    25mg
    1,942.00€
    50mg
    3,034.00€
    100mg
    To inquire
  • 7-Hydroxy Etodolac

    CAS:
    Formula:C17H21NO4
    Color and Shape:Pale Yellow Solid
    Molecular weight:303.36

    Ref: 4Z-E-0527

    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • N-Nitroso Brinzolamide


    Formula:C12H20N4O6S3
    Molecular weight:412.49

    Ref: 4Z-B-2038

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Trimethoprim

    CAS:
    Formula:C14H18N4O3
    Color and Shape:White To Off-White Solid
    Molecular weight:290.32

    Ref: 4Z-T-7013

    5mg
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
    To inquire
  • Methazolamide Sulfonic Acid

    CAS:
    Formula:C5H7N3O4S2
    Molecular weight:237.36

    Ref: 4Z-M-713

    5mg
    To inquire
    10mg
    To inquire
    25mg
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    50mg
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    100mg
    To inquire
  • 6-Hydroxy Etodolac

    CAS:
    Formula:C17H21NO4
    Color and Shape:Off-White Solid
    Molecular weight:303.36

    Ref: 4Z-E-052

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

    CAS:
    Formula:C25H26ClNO6
    Color and Shape:Pale Yellow Solid
    Molecular weight:471.93

    Ref: 4Z-A-446

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Nimesulide Impurity 6

    CAS:
    Formula:C12H9NO3
    Color and Shape:Yellow Liquid
    Molecular weight:215.21

    Ref: 4Z-N-0818

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

    CAS:
    Formula:C21H13ClF8N6O
    Color and Shape:White To Off-White Solid
    Molecular weight:552.81

    Ref: 4Z-T-285001

    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • Ibuprofen Impurity 12

    CAS:
    Formula:C21H27NO
    Color and Shape:White To Off-White Solid
    Molecular weight:309.45

    Ref: 4Z-I-0418

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

    CAS:
    Formula:C15H15NO2
    Molecular weight:241.29

    Ref: 4Z-M-015

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


    Formula:C15H22N2O6S
    Color and Shape:White To Off-White Solid
    Molecular weight:358.41

    Ref: 4Z-B-5122

    5mg
    To inquire
    10mg
    2,184.00€
    25mg
    4,004.00€
    50mg
    6,674.00€
    100mg
    To inquire
  • Indapamide Impurity 13 (4-Chloro-3-Sulfamoylbenzoyl Chloride)

    CAS:
    Formula:C7H5Cl2NO3S
    Color and Shape:Off-White Solid
    Molecular weight:254.08

    Ref: 4Z-I-1314

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Saccharin Impurity 3


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

    Ref: 4Z-S-052004

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Trimethoprim-d3

    CAS:
    Formula:C14H15D3N4O3
    Color and Shape:White To Off-White Solid
    Molecular weight:293.34

    Ref: 4Z-T-7014

    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • Bumetanide Impurity 26

    CAS:
    Formula:C17H19NO3
    Molecular weight:285.34

    Ref: 4Z-B-5136

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

    CAS:
    Formula:C18H17Cl2NO4
    Color and Shape:White To Off-White Solid
    Molecular weight:382.24

    Ref: 4Z-A-388

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

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

    Ref: 4Z-A-025

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

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

    Ref: 4Z-I-0433

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

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Brinzolamide Impurity 30

    CAS:
    Formula:C10H16N2O6S3
    Color and Shape:White To Off-White Solid
    Molecular weight:356.43

    Ref: 4Z-B-205

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Furosemide Impurity 6

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

    Ref: 4Z-F-2114

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    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
  • 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
  • Acetazolamide-13C2-d3

    CAS:
    Formula:C213C2H3D3N4O3S2
    Molecular weight:227.24

    Ref: 4Z-A-353

    5mg
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    10mg
    To inquire
    25mg
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    50mg
    To inquire
    100mg
    To inquire
  • (S)-Ibuprofen

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

    Ref: 4Z-I-045

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    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
  • 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
  • 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
  • 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
  • Piroxicam EP Impurity L (Meloxicam EP Impurity F, Meloxicam USP Related Compound C)

    CAS:
    Formula:C13H15NO5S
    Color and Shape:White To Off-White Solid
    Molecular weight:297.33

    Ref: 4Z-P-259

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Sulfasalazine EP Impurity I Sodium Salt

    CAS:
    Formula:C13H9N2O6S·Na
    Color and Shape:Orange Solid
    Molecular weight:321.29 22.99

    Ref: 4Z-S-3321

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

    CAS:
    Formula:C12H10ClNO2S
    Molecular weight:267.73

    Ref: 4Z-D-016

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Bromfenac-d4 Sodium Salt

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

    Ref: 4Z-B-472

    5mg
    To inquire
    10mg
    1,942.00€
    25mg
    3,580.00€
    50mg
    5,764.00€
    100mg
    To inquire
  • Hydrochlorothiazide Impurity 13


    Formula:C7H9N3O4S2
    Color and Shape:White To Off-White Solid
    Molecular weight:263.29

    Ref: 4Z-H-0523

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

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

    Ref: 4Z-B-517

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire
  • Etodolac EP Impurity G (1-Propyl Etodolac)

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

    Ref: 4Z-E-0513

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

    CAS:
    Formula:C11H11NO5S
    Molecular weight:269.27

    Ref: 4Z-P-2518

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Chlortalidone (Chlorthalidone) EP Impurity G

    CAS:
    Formula:C14H9Cl2NO2
    Color and Shape:White To Off-White Solid
    Molecular weight:294.13

    Ref: 4Z-C-140002

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire
  • Glibornuride Isomer (1S,2R,3S,4R)

    CAS:
    Formula:C18H26N2O4S
    Molecular weight:366.48

    Ref: 4Z-G-173

    5mg
    To inquire
    10mg
    1,699.00€
    25mg
    3,155.00€
    50mg
    5,096.00€
    100mg
    To inquire
  • Ref: 4Z-I-1238

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Dapsone Impurity 23

    CAS:
    Formula:C14H12N2O4S
    Molecular weight:304.32

    Ref: 4Z-D-0134

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

    CAS:
    Formula:C12H11N7O
    Color and Shape:Yellow Solid
    Molecular weight:269.27

    Ref: 4Z-T-6310

    5mg
    To inquire
    10mg
    To inquire
    25mg
    To inquire
    50mg
    To inquire
    100mg
    To inquire
  • Mesosulfuron Impurity 1

    CAS:
    Formula:C16H19N5O9S2
    Molecular weight:489.47

    Ref: 4Z-M-221004

    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • 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
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
    To inquire
  • Paracetamol EP Impurity C

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

    Ref: 4Z-A-0217

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    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
    To inquire
  • Bumetanide Impurity 13


    Formula:C15H20BrNO4
    Molecular weight:358.23

    Ref: 4Z-B-5123

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Indapamide Impurity 9 HCl


    Formula:C16H12ClN3O5S·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:393.80 36.46

    Ref: 4Z-I-1323

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • (S)-3-Cysteinyl Acetaminophen

    CAS:
    Formula:C11H14N2O4S
    Molecular weight:270.30

    Ref: 4Z-A-0246

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Indapamide Impurity 15-d3 (2-Methylindoline-d3)

    CAS:
    Formula:C9H8D3N
    Molecular weight:136.21

    Ref: 4Z-I-1328

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Bumetanide Impurity 9 HCl


    Formula:C11H16N2O5S·HCl
    Color and Shape:Off-White Solid
    Molecular weight:288.32 36.46

    Ref: 4Z-B-5118

    5mg
    To inquire
    10mg
    2,912.00€
    25mg
    5,339.00€
    50mg
    8,858.00€
    100mg
    To inquire
  • Acetazolamide-d3

    CAS:
    Formula:C4H3D3N4O3S2
    Color and Shape:White To Off-White Solid
    Molecular weight:225.26

    Ref: 4Z-A-352

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

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

    Ref: 4Z-S-501

    5mg
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
    To inquire
  • Rimsulfuron-d6

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

    Ref: 4Z-R-105002

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

    CAS:
    Formula:C26H32N6O8S2·Mg
    Color and Shape:White To Off-White Solid
    Molecular weight:2*310.35 24.31

    Ref: 4Z-M-5310

    5mg
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
    To inquire
  • Furosemide Impurity 4 Sodium Salt

    CAS:
    Formula:C17H15N2O7S·Na
    Color and Shape:White To Off-White Solid
    Molecular weight:391.38 22.99

    Ref: 4Z-F-2112

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Nicosulfuron Impurity 3

    CAS:
    Formula:C7H12N4O2
    Molecular weight:184.20

    Ref: 4Z-N-071005

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Indapamide EP Impurity A-d3

    CAS:
    Formula:C9H7D3N2O
    Molecular weight:165.21

    Ref: 4Z-I-1339

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

    CAS:
    Formula:C10H12N2O4S
    Color and Shape:White To Off-White Solid
    Molecular weight:256.28

    Ref: 4Z-S-099002

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Dorzolamide Impurity 26


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

    Ref: 4Z-D-6434

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Ibuprofen Impurity 6

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

    Ref: 4Z-I-0461

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    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
  • Hydrochlorothiazide Impurity 21

    CAS:
    Formula:C6H8ClN3O4S2
    Molecular weight:285.72

    Ref: 4Z-H-0532

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

    CAS:
    Formula:C15H18N4O3S
    Color and Shape:White To Off-White Solid
    Molecular weight:334.39

    Ref: 4Z-T-115

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    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
  • 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€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Sulfasalazine EP Impurity B

    CAS:
    Formula:C29H22N8O7S2
    Molecular weight:658.66

    Ref: 4Z-S-334

    5mg
    To inquire
    10mg
    7,280.00€
    25mg
    13,347.00€
    50mg
    21,840.00€
    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
  • Sulfasalazine EP Impurity C

    CAS:
    Formula:C18H14N4O3
    Color and Shape:Orange Solid
    Molecular weight:334.34

    Ref: 4Z-S-335

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

    CAS:
    Formula:C24H32O
    Color and Shape:Colorless Liquid
    Molecular weight:336.52

    Ref: 4Z-I-0434

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

    CAS:
    Formula:C12H10N2O3
    Color and Shape:Yellow Solid
    Molecular weight:230.22

    Ref: 4Z-N-086

    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
  • 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
  • N-Nitroso Mefenamic Acid Sodium Salt

    CAS:
    Formula:C15H13N2O3·Na
    Color and Shape:Pale Yellow Solid
    Molecular weight:269.28 22.99

    Ref: 4Z-M-0121

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    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
  • 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
  • Methazolamide-d6

    CAS:
    Formula:C5H2D6N4O3S2
    Color and Shape:White To Off-White Solid
    Molecular weight:242.30

    Ref: 4Z-M-712

    5mg
    To inquire
    10mg
    1,699.00€
    25mg
    3,155.00€
    50mg
    5,096.00€
    100mg
    To inquire
  • Chlortalidone Impurity 13

    CAS:
    Formula:C14H9Cl2NO2
    Molecular weight:294.13

    Ref: 4Z-C-140027

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

    CAS:
    Formula:C15H9D5F3N3O4S2
    Color and Shape:White To Off-White Solid
    Molecular weight:426.45

    Ref: 4Z-B-311

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Sulfapyridine (Sulfasalazine EP Impurity J)

    CAS:
    Formula:C11H11N3O2S
    Molecular weight:249.29

    Ref: 4Z-S-3312

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Glibornuride (Mixture of Diastereomers)

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

    Ref: 4Z-G-171

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Ref: 4Z-S-098

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Etodolac EP Impurity B (8-Methyl Etodolac)

    CAS:
    Formula:C16H19NO3
    Color and Shape:White To Off-White Solid
    Molecular weight:273.33

    Ref: 4Z-E-058

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Indomethacin (Indometacin) EP Impurity H-d4 (Indomethacin Methyl Ester-d4)

    CAS:
    Formula:C20H14D4ClNO4
    Color and Shape:Pale Yellow Solid
    Molecular weight:375.84

    Ref: 4Z-I-1239

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

    CAS:
    Formula:C10H9NO5S
    Color and Shape:White To Off-White Solid
    Molecular weight:255.24

    Ref: 4Z-P-2511

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

    CAS:
    Formula:C8H8N2O3S
    Color and Shape:White To Off-White Solid
    Molecular weight:212.23

    Ref: 4Z-Z-035

    5mg
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    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
  • 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
    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
  • Bromfenac Impurity 72

    CAS:
    Formula:C14H12BrNO2
    Molecular weight:306.16

    Ref: 4Z-B-4778

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

    CAS:
    Formula:C21H18ClNO6
    Color and Shape:Pale Yellow Solid
    Molecular weight:415.83

    Ref: 4Z-A-442

    5mg
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
    To inquire
  • Sulfamethoxazole-d4

    CAS:
    Formula:C10H7D4N3O3S
    Color and Shape:White To Off-White Solid
    Molecular weight:257.30

    Ref: 4Z-S-502

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • (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
    To inquire
  • Metolazone-d7

    CAS:
    Formula:C16H9D7ClN3O3S
    Color and Shape:Pale Yellow Solid
    Molecular weight:372.87

    Ref: 4Z-M-742

    5mg
    To inquire
    10mg
    1,335.00€
    25mg
    2,366.00€
    50mg
    3,944.00€
    100mg
    To inquire