Indicators

pH indicators for easy qualitative pH measurements and reaction analysis. Ample coverage of a wide range of pH values.

100
- 20
- 50
- 200

products per page. 557 products on this category.

Product data	Purity	Price range	Estimated delivery
Variamine Blue B Base [Redox Indicator] REF: 3B-M0493CAS: 101-64-4	>98.0%(T)	23.00 €~144.00 €	Tue 07 Feb 23
Yoshimulactone Green (YLG) REF: 3B-E1238CAS: 1807549-00-3	>98.0%(HPLC)	22.00 €~85.00 €	Tue 07 Feb 23
Methyl Yellow REF: 3B-D0231CAS: 60-11-7	>98.0%(T)(HPLC)	43.00 €	Tue 07 Feb 23
Diethylenetriaminepentaacetic Acid REF: 3B-D0504CAS: 67-43-6	>98.0%(T)	27.00 €~83.00 €	Tue 07 Feb 23
TAR [=4-(2-Thiazolylazo)resorcinol] REF: 3B-A5002CAS: 2246-46-0	>99.0%(T)(HPLC)	58.00 €~162.00 €	Tue 07 Feb 23
Bromophenol Red REF: 3B-B0632CAS: 2800-80-8	>80.0%(HPLC)	55.00 €~751.00 €	Tue 07 Feb 23
Phenazine-2,3-diamine REF: 3B-D4492CAS: 655-86-7	>97.0%(T)(HPLC)	87.00 €~301.00 €	Tue 07 Feb 23
2,3-Diaminonaphthalene [for Biochemical Research] REF: 3B-D4101CAS: 771-97-1	>98.0%(GC)(T)	45.00 €	Tue 07 Feb 23
Bromocresol Purple Sodium Salt REF: 3B-S0042CAS: 62625-30-3	- - -	154.00 €	Tue 07 Feb 23
9-(2,2-Dicyanovinyl)julolidine REF: 3B-D5971CAS: 58293-56-4	>97.0%(HPLC)(qNMR)	89.00 €	Tue 07 Feb 23
Mordant Orange 1 REF: 3B-A0579CAS: 2243-76-7	>98.0%(HPLC)	70.00 €	Tue 07 Feb 23
Alizarin Yellow GG REF: 3B-A0578CAS: 584-42-9	>97.0%(HPLC)	57.00 €	Tue 07 Feb 23
Senda Chrome AL [for Colorimetric Determination of Aluminum] REF: 3B-M0225CAS: 69989-75-9	- - -	527.00 €	Tue 07 Feb 23
Tiron Monohydrate REF: 3B-D0567CAS: 149-45-1 270573-71-2	>98.0%(T)	45.00 €~219.00 €	Tue 07 Feb 23
Malachite Green, Oxalate REF: 3B-M0497CAS: 2437-29-8	>95.0%(T)	45.00 €	Tue 07 Feb 23
Basic Orange 14 REF: 3B-A0132CAS: 10127-02-3	- - -	45.00 €	Tue 07 Feb 23
Chlorophenol Red REF: 3B-C0245CAS: 4430-20-0	>93.0%(HPLC)	29.00 €~75.00 €	Tue 07 Feb 23
Dithizone REF: 3B-D0949CAS: 60-10-6	>85.0%(E)	89.00 €	Tue 07 Feb 23
Methyl Red - Methylene Blue Solution [Mixed Indicator for Neutralization Titration] REF: 3B-M0161	- - -	34.00 €~111.00 €	Tue 07 Feb 23
Bromothymol Blue Sodium Salt REF: 3B-S0044CAS: 34722-90-2	- - -	64.00 €~228.00 €	Tue 07 Feb 23
o-Cresolphthalein REF: 3B-C0404CAS: 596-27-0	- - -	48.00 €~119.00 €	Tue 07 Feb 23
ANS-Mg (=Magnesium(II) 8-Anilino-1-naphthalenesulfonate) [Hydrophobic fluorescent probe] REF: 3B-A5353CAS: 18108-68-4	>98.0%(T)(HPLC)	44.00 €	Tue 07 Feb 23
TAN [=1-(2-Thiazolylazo)-2-naphthol] [Spectrophotometric reagent for transition metals] REF: 3B-A5003CAS: 1147-56-4	>99.0%(T)	59.00 €~253.00 €	Tue 07 Feb 23
Benzyl Orange REF: 3B-B0425CAS: 36402-77-4	- - -	74.00 €~233.00 €	Tue 07 Feb 23
Copper PAN REF: 3B-C0385CAS: 23299-85-6	- - -	38.00 €~181.00 €	Tue 07 Feb 23
ANS-Na (=Sodium 8-Anilino-1-naphthalenesulfonate) [Hydrophobic fluorescent probe] REF: 3B-A5352CAS: 1445-19-8	>97.0%(HPLC)(N)	77.00 €~264.00 €	Tue 07 Feb 23
Acid Blue 119 REF: 3B-A0596CAS: 1324-80-7	- - -	39.00 €~123.00 €	Tue 07 Feb 23
Uranine REF: 3B-F0096CAS: 518-47-8	>95.0%(HPLC)	22.00 €~185.00 €	Tue 07 Feb 23
Pentamethoxy Red REF: 3B-P0631CAS: 1755-51-7	min. 98.0 area%(HPLC)	100.00 €~1,098.00 €	Tue 07 Feb 23
2',7'-Dichlorofluorescein [for Fluorescent indicator] REF: 3B-D0371CAS: 76-54-0	>95.0%(HPLC)	27.00 €~129.00 €	Tue 07 Feb 23
3-(2-Pyridyl)-5,6-bis(4-sulfophenyl)-1,2,4-triazine Disodium Salt Hydrate REF: 3B-P0830CAS: 28048-33-1	>95.0%(T)(HPLC)	52.00 €	Tue 07 Feb 23
Basic Green 1 REF: 3B-B0789CAS: 633-03-4	- - -	36.00 €	Tue 07 Feb 23
Basic Red 5 REF: 3B-N0315CAS: 553-24-2	- - -	58.00 €	Tue 07 Feb 23
Triethylenetetramine-N,N,N',N'',N''',N'''-hexaacetic Acid REF: 3B-T0806CAS: 869-52-3	>98.0%(T)	79.00 €~236.00 €	Tue 07 Feb 23
Bromothymol Blue REF: 3B-B0657CAS: 76-59-5	- - -	29.00 €~84.00 €	Tue 07 Feb 23
Phthalein Complexon Sodium Salt REF: 3B-P0344CAS: 62698-54-8	- - -	127.00 €	Tue 07 Feb 23
Methoxy Red REF: 3B-M0129CAS: 68936-13-0	>85.0%(T)	395.00 €	Tue 07 Feb 23
PAR [=4-(2-Pyridylazo)resorcinol] [Spectrophotometric reagent for transition metals] REF: 3B-A5001CAS: 1141-59-9	>98.0%(T)(HPLC)	36.00 €~141.00 €	Tue 07 Feb 23
Bromophenol Blue REF: 3B-B0631CAS: 115-39-9	- - -	26.00 €~83.00 €	Tue 07 Feb 23
Chlorophenol Red Sodium Salt REF: 3B-C0247CAS: 123333-64-2	- - -	28.00 €~71.00 €	Tue 07 Feb 23
BD140 [for Albumin binding assay] REF: 3B-D4898CAS: 1201643-08-4	>98.0%(GC)	200.00 €~522.00 €	Tue 07 Feb 23
Calcein Blue REF: 3B-U0001CAS: 54375-47-2	>98.0%(T)	247.00 €	Tue 07 Feb 23
Dimethylsulfonazo III [Spectrophotometric reagent for alkaline earth metals and indicator for the precipitation titration of SO4 with Ba] REF: 3B-A5008CAS: 14979-11-4	- - -	72.00 €~227.00 €	Tue 07 Feb 23
Magneson REF: 3B-N0135CAS: 74-39-5	- - -	27.00 €~44.00 €	Tue 07 Feb 23
Bromoxylenol Blue REF: 3B-B0998CAS: 40070-59-5	- - -	73.00 €~228.00 €	Tue 07 Feb 23
Bromophenol Blue (0.1% in ca. 50% Ethanol) [for Titration] REF: 3B-B0118CAS: 115-39-9	- - -	47.00 €	Tue 07 Feb 23
Methylxylenol Blue REF: 3B-X0052CAS: 29412-85-9	>80.0%(HPLC)	97.00 €	Tue 07 Feb 23
Tropaeolin O REF: 3B-R0010CAS: 547-57-9	- - -	22.00 €	Tue 07 Feb 23
Indigo Carmine REF: 3B-I0214CAS: 860-22-0	>95.0%(E)	40.00 €	Tue 07 Feb 23
Basic Red 2 REF: 3B-S0145CAS: 477-73-6	- - -	44.00 €~307.00 €	Tue 07 Feb 23
Calcein (mixture of isomers) [for Fluorometric Determination of Ca] REF: 3B-C0004CAS: 1461-15-0 154071-48-4	- - -	88.00 €~337.00 €	Tue 07 Feb 23
5'-Isopropyl-2'-methylindophenol Sodium Salt [Redox Indicator] REF: 3B-M0408CAS: 5418-43-9	- - -	54.00 €	Tue 07 Feb 23
p-Xylenol Blue REF: 3B-X0016CAS: 125-31-5	>95.0%(HPLC)	31.00 €~279.00 €	Tue 07 Feb 23
ANS-NH4 (=Ammonium 8-Anilino-1-naphthalenesulfonate) [Hydrophobic fluorescent probe] REF: 3B-A5351CAS: 28836-03-5	>95.0%(T)(HPLC)	28.00 €~58.00 €	Tue 07 Feb 23
Green DND-26 REF: 3B-D5754CAS: 220524-71-0	>95.0%(HPLC)	223.00 €~746.00 €	Tue 07 Feb 23
Crystal Violet REF: 3B-C0428CAS: 548-62-9	- - -	36.00 €~211.00 €	Tue 07 Feb 23
α-Naphtholphthalein REF: 3B-N0031CAS: 596-01-0	>98.0%(HPLC)	40.00 €~111.00 €	Tue 07 Feb 23
1,10-Phenanthroline Monohydrate REF: 3B-P0221CAS: 5144-89-8 66-71-7	>99.0%(T)(HPLC)	29.00 €~80.00 €	Tue 07 Feb 23
2-Hydroxy-1-(2-hydroxy-4-sulfo-1-naphthylazo)-3-naphthoic Acid (1:100 diluted with K2SO4) REF: 3B-H0250CAS: 3737-95-9	- - -	27.00 €~63.00 €	Tue 07 Feb 23
2,6-Dichloroindophenol Sodium Salt Dihydrate REF: 3B-D0375CAS: 620-45-1	>95.0%(T)	61.00 €~763.00 €	Tue 07 Feb 23
Barium Diphenylamine-4-sulfonate REF: 3B-D0876CAS: 6211-24-1	>98.0%(N)	44.00 €~120.00 €	Tue 07 Feb 23
Basic Violet 1 REF: 3B-G0177CAS: 8004-87-3	- - -	27.00 €~56.00 €	Tue 07 Feb 23
Ethyl Bis(2,4-dinitrophenyl)acetate REF: 3B-B0817CAS: 5833-18-1	>98.0%(HPLC)	77.00 €	Tue 07 Feb 23
Curcumin (0.1% in ca. 95% Ethanol) REF: 3B-C0435CAS: 458-37-7	- - -	75.00 €	Tue 07 Feb 23
Disodium Dihydrogen Ethylenediaminetetraacetate Dihydrate REF: 3B-E0091CAS: 6381-92-6	>99.5%(T)	24.00 €~73.00 €	Tue 07 Feb 23
Eriochrome Black T REF: 3B-E0214CAS: 1787-61-7	- - -	60.00 €	Tue 07 Feb 23
Ethyl Orange REF: 3B-E0155CAS: 62758-12-7	- - -	70.00 €	Tue 07 Feb 23
Bromocresol Green Sodium Salt REF: 3B-S0041CAS: 1007478-52-5 67763-24-0	>95.0%(T)(HPLC)	70.00 €~316.00 €	Tue 07 Feb 23
Sodium Diphenylamine-4-sulfonate REF: 3B-D0877CAS: 6152-67-6	>97.0%(HPLC)(N)	47.00 €~535.00 €	Tue 07 Feb 23
Methyl Orange REF: 3B-M0489CAS: 547-58-0	>98.0%(HPLC)	76.00 €	Tue 07 Feb 23
Nile Red REF: 3B-N0659CAS: 7385-67-3	>98.0%(HPLC)	98.00 €~499.00 €	Tue 07 Feb 23
Trisodium 2-(4-Sulfophenylazo)-1,8-dihydroxynaphthalene-3,6-disulfonate REF: 3B-D0604CAS: 23647-14-5	>95.0%(HPLC)	42.00 €~132.00 €	Tue 07 Feb 23
Metacresol Purple REF: 3B-M0074CAS: 2303-01-7	- - -	22.00 €~179.00 €	Tue 07 Feb 23
Acid Red 87 REF: 3B-T0037CAS: 17372-87-1 548-26-5	>90.0%(E)	29.00 €	Tue 07 Feb 23
Quinaldine Red REF: 3B-Q0007CAS: 117-92-0	>95.0%(T)	22.00 €~169.00 €	Tue 07 Feb 23
Indigotrisulfonic Acid Potassium Salt REF: 3B-I0220CAS: 67627-18-3	>55.0%(HPLC)	71.00 €~208.00 €	Tue 07 Feb 23
Arsenazo III [Spectrophotometric reagent for U, Th, Zr and other metals, Indicator for the precipitation titration of SO4 with Ba] REF: 3B-A5009CAS: 1668-00-4	>95.0%(T)	47.00 €~129.00 €	Tue 07 Feb 23
Phenol Red REF: 3B-P0100CAS: 143-74-8	- - -	27.00 €~117.00 €	Tue 07 Feb 23
Thymol Blue Sodium Salt REF: 3B-S0049CAS: 62625-21-2	- - -	22.00 €	Tue 07 Feb 23
Phenolphthalein (0.1% in ca. 90% Ethanol) [for Titration] REF: 3B-P0701CAS: 77-09-8	- - -	31.00 €~66.00 €	Tue 07 Feb 23
Acid Red 91 REF: 3B-E0204CAS: 548-24-3	- - -	33.00 €	Tue 07 Feb 23
Sulfonazo III [Spectrophotometric reagent for alkaline earth metals and indicator for the precipitation titration of SO4 with Ba] REF: 3B-A5010CAS: 68504-35-8	>90.0%(HPLC)	93.00 €~419.00 €	Tue 07 Feb 23
Indigotetrasulfonic Acid Tetrapotassium Salt REF: 3B-I0019CAS: 28699-96-9	>90.0%(HPLC)	98.00 €	Tue 07 Feb 23
Thymolphthalein REF: 3B-T0237CAS: 125-20-2	- - -	24.00 €~57.00 €	Tue 07 Feb 23
Cesium Green REF: 3B-C2806CAS: 1611477-45-2	>85.0%(HPLC)	143.00 €~496.00 €	Tue 07 Feb 23
Basic Yellow 1 REF: 3B-T0558CAS: 2390-54-7	>95.0%(HPLC)	64.00 €	Tue 07 Feb 23
Bromocresol Purple REF: 3B-B0580CAS: 115-40-2	>97.0%(HPLC)	34.00 €~152.00 €	Tue 07 Feb 23
Methyl Red Sodium Salt REF: 3B-M0424CAS: 845-10-3	- - -	22.00 €~75.00 €	Tue 07 Feb 23
Metacresol Purple Sodium Salt REF: 3B-S0045CAS: 62625-31-4	- - -	33.00 €~117.00 €	Tue 07 Feb 23
5-Nitro-1,10-phenanthroline REF: 3B-N0214CAS: 4199-88-6	>98.0%(T)(HPLC)	45.00 €	Tue 07 Feb 23
Pyrogallol Red REF: 3B-P0572CAS: 32638-88-3	- - -	40.00 €~128.00 €	Tue 07 Feb 23
Benzopurpurine 4B REF: 3B-B0781CAS: 992-59-6	- - -	473.00 €~645.00 €	Tue 07 Feb 23
Methylthymol Blue Sodium Salt REF: 3B-B0478CAS: 1945-77-3	>95.0%(HPLC)	47.00 €~537.00 €	Tue 07 Feb 23
Tetrabromofluorescein REF: 3B-T0035CAS: 15086-94-9	>95.0%(HPLC)	62.00 €	Tue 07 Feb 23
Pararosolic Acid REF: 3B-A0598CAS: 603-45-2	- - -	69.00 €	Tue 07 Feb 23
Brilliant Yellow REF: 3B-B0783CAS: 3051-11-4	- - -	232.00 €	Tue 07 Feb 23
Variamine Blue B Sulfate (=4-Amino-4'-methoxydiphenylamine Sulfate) [for Iron-Titration] REF: 3B-M0495CAS: 3169-21-9	>97.0%(N)	23.00 €~204.00 €	Tue 07 Feb 23
4-Nitrophenol REF: 3B-N0220CAS: 100-02-7	>99.0%(GC)	30.00 €~116.00 €	Tue 07 Feb 23
Methylene Blue Hydrate REF: 3B-M0501CAS: 122965-43-9 61-73-4	>70.0%(W)	40.00 €	Tue 07 Feb 23
Titan Yellow REF: 3B-C0549CAS: 1829-00-1	- - -	104.00 €	Tue 07 Feb 23

+ info

Variamine Blue B Base [Redox Indicator]

CAS:101-64-4

Formula:

C₁₃H₁₄N₂O

Purity:

>98.0%(T)

Color and Shape:

Gray to Dark blue to Black powder to crystal

Molecular weight:

214.27

Ref: 3B-M0493

1g	23.00 €
25g	144.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Yoshimulactone Green (YLG)

CAS:1807549-00-3

Formula:

C₂₇H₂₀O₇

Purity:

>98.0%(HPLC)

Color and Shape:

Light yellow to Brown powder to crystal

Molecular weight:

456.45

Ref: 3B-E1238

1mg	22.00 €
10mg	85.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Methyl Yellow

CAS:60-11-7

Formula:

C₁₄H₁₅N₃

Purity:

>98.0%(T)(HPLC)

Color and Shape:

Orange to Brown powder to crystal

Molecular weight:

225.30

Ref: 3B-D0231

25g 43.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Diethylenetriaminepentaacetic Acid

CAS:67-43-6

Formula:

C₁₄H₂₃N₃O₁₀

Purity:

>98.0%(T)

Color and Shape:

White powder to crystal

Molecular weight:

393.35

Ref: 3B-D0504

25g	27.00 €
500g	83.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

TAR [=4-(2-Thiazolylazo)resorcinol]

CAS:2246-46-0

Formula:

C₉H₇N₃O₂S

Purity:

>99.0%(T)(HPLC)

Color and Shape:

Light yellow to Brown powder to crystal

Molecular weight:

221.23

Ref: 3B-A5002

1g	58.00 €
5g	162.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Bromophenol Red

CAS:2800-80-8

Formula:

C₁₉H₁₂Br₂O₅S

Purity:

>80.0%(HPLC)

Color and Shape:

Dark red to Brown powder to crystal

Molecular weight:

512.17

Ref: 3B-B0632

1g	55.00 €
25g	751.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Phenazine-2,3-diamine

CAS:655-86-7

Formula:

C₁₂H₁₀N₄

Purity:

>97.0%(T)(HPLC)

Color and Shape:

Light yellow to Yellow to Orange powder to crystal

Molecular weight:

210.24

Ref: 3B-D4492

1g	87.00 €
5g	301.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

2,3-Diaminonaphthalene [for Biochemical Research]

+ info

2,3-Diaminonaphthalene [for Biochemical Research]

CAS:771-97-1

Formula:

C₁₀H₁₀N₂

Purity:

>98.0%(GC)(T)

Color and Shape:

White to Light yellow to Light orange powder to crystal

Molecular weight:

158.20

Ref: 3B-D4101

100mg 45.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Bromocresol Purple Sodium Salt

CAS:62625-30-3

Formula:

C₂₁H₁₅Br₂NaO₅S

Color and Shape:

Orange to Brown powder to crystal

Molecular weight:

562.20

Ref: 3B-S0042

5g 154.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

9-(2,2-Dicyanovinyl)julolidine

CAS:58293-56-4

Formula:

C₁₆H₁₅N₃

Purity:

>97.0%(HPLC)(qNMR)

Color and Shape:

Orange to Brown powder to crystal

Molecular weight:

249.32

Ref: 3B-D5971

10mg 89.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Mordant Orange 1

CAS:2243-76-7

Formula:

C₁₃H₈N₃NaO₅

Purity:

>98.0%(HPLC)

Color and Shape:

Light yellow to Brown powder to crystal

Molecular weight:

309.21

Ref: 3B-A0579

25g 70.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Alizarin Yellow GG

CAS:584-42-9

Formula:

C₁₃H₈N₃NaO₅

Purity:

>97.0%(HPLC)

Color and Shape:

Light yellow to Brown powder to crystal

Molecular weight:

309.21

Ref: 3B-A0578

25g 57.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Senda Chrome AL [for Colorimetric Determination of Aluminum]

+ info

Senda Chrome AL [for Colorimetric Determination of Aluminum]

CAS:69989-75-9

Color and Shape:

Orange to Amber to Dark red powder to crystal

Ref: 3B-M0225

1g 527.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Tiron Monohydrate

CAS:149-45-1 270573-71-2

Formula:

C₆H₄Na₂O₈S₂·H₂O

Purity:

>98.0%(T)

Color and Shape:

White to Almost white powder to crystal

Molecular weight:

332.21

Ref: 3B-D0567

25g	45.00 €
250g	219.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Malachite Green, Oxalate

CAS:2437-29-8

Formula:

C₅₂H₅₄N₄O₁₂

Purity:

>95.0%(T)

Color and Shape:

Green to Dark green powder to crystal

Molecular weight:

927.02

Ref: 3B-M0497

25g 45.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Basic Orange 14

CAS:10127-02-3

Formula:

C₁₇H₂₀ClN₃·ZnCl₂

Color and Shape:

Dark red to Brown powder to crystal

Molecular weight:

438.10

Ref: 3B-A0132

25g 45.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Chlorophenol Red

CAS:4430-20-0

Formula:

C₁₉H₁₂Cl₂O₅S

Purity:

>93.0%(HPLC)

Color and Shape:

Light yellow to Brown powder to crystal

Molecular weight:

423.26

Ref: 3B-C0245

1g	29.00 €
5g	75.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Dithizone

Controlled Product

CAS:60-10-6

Formula:

C₁₃H₁₂N₄S

Purity:

>85.0%(E)

Color and Shape:

Red to Dark blue to Black powder to crystal

Molecular weight:

256.33

Ref: 3B-D0949

25g 89.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Methyl Red - Methylene Blue Solution [Mixed Indicator for Neutralization Titration]

Color and Shape:

Green to Dark green clear liquid to cloudy liquid

Ref: 3B-M0161

100ml	34.00 €
500ml	111.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Bromothymol Blue Sodium Salt

CAS:34722-90-2

Formula:

C₂₇H₂₇Br₂NaO₅S

Color and Shape:

Orange to Brown powder to crystal

Molecular weight:

646.37

Ref: 3B-S0044

5g	64.00 €
25g	228.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

o-Cresolphthalein

CAS:596-27-0

Formula:

C₂₂H₁₈O₄

Color and Shape:

White to Light yellow to Light orange powder to crystal

Molecular weight:

346.38

Ref: 3B-C0404

25g	48.00 €
100g	119.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

ANS-Mg (=Magnesium(II) 8-Anilino-1-naphthalenesulfonate) [Hydrophobic fluorescent probe]

+ info

ANS-Mg (=Magnesium(II) 8-Anilino-1-naphthalenesulfonate) [Hydrophobic fluorescent probe]

CAS:18108-68-4

Formula:

C₃₂H₂₄MgN₂O₆S₂

Purity:

>98.0%(T)(HPLC)

Color and Shape:

Light yellow to Amber to Dark green powder to crystal

Molecular weight:

620.98

Ref: 3B-A5353

1g 44.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

TAN [=1-(2-Thiazolylazo)-2-naphthol] [Spectrophotometric reagent for transition metals]

+ info

TAN [=1-(2-Thiazolylazo)-2-naphthol] [Spectrophotometric reagent for transition metals]

CAS:1147-56-4

Formula:

C₁₃H₉N₃OS

Purity:

>99.0%(T)

Color and Shape:

Orange to Brown powder to crystal

Molecular weight:

255.30

Ref: 3B-A5003

1g	59.00 €
5g	253.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Benzyl Orange

CAS:36402-77-4

Formula:

C₁₉H₁₆N₃NaO₃S

Color and Shape:

Orange to Brown powder to crystal

Molecular weight:

389.40

Ref: 3B-B0425

1g	74.00 €
5g	233.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Copper PAN

CAS:23299-85-6

Color and Shape:

Orange to Amber to Dark red powder to crystal

Ref: 3B-C0385

1g	38.00 €
10g	181.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

ANS-Na (=Sodium 8-Anilino-1-naphthalenesulfonate) [Hydrophobic fluorescent probe]

+ info

ANS-Na (=Sodium 8-Anilino-1-naphthalenesulfonate) [Hydrophobic fluorescent probe]

CAS:1445-19-8

Formula:

C₁₆H₁₂NNaO₃S

Purity:

>97.0%(HPLC)(N)

Color and Shape:

White to Amber to Dark green powder to crystal

Molecular weight:

321.33

Ref: 3B-A5352

1g	77.00 €
5g	264.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Acid Blue 119

CAS:1324-80-7

Color and Shape:

Blue to Brown to Dark blue powder to crystal

Ref: 3B-A0596

1g	39.00 €
5g	123.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Uranine

CAS:518-47-8

Formula:

C₂₀H₁₀Na₂O₅

Purity:

>95.0%(HPLC)

Color and Shape:

Amber to Brown powder to crystal

Molecular weight:

376.27

Ref: 3B-F0096

25g	22.00 €
100g	63.00 €
500g	185.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Pentamethoxy Red

CAS:1755-51-7

Formula:

C₂₄H₂₆O₆

Purity:

min. 98.0 area%(HPLC)

Color and Shape:

White to Light yellow powder to crystal

Molecular weight:

410.47

Ref: 3B-P0631

1g	100.00 €
25g	1,098.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

2',7'-Dichlorofluorescein [for Fluorescent indicator]

CAS:76-54-0

Formula:

C₂₀H₁₀Cl₂O₅

Purity:

>95.0%(HPLC)

Color and Shape:

Light yellow to Brown powder to crystal

Molecular weight:

401.20

Ref: 3B-D0371

1g	27.00 €
25g	129.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

3-(2-Pyridyl)-5,6-bis(4-sulfophenyl)-1,2,4-triazine Disodium Salt Hydrate

+ info

3-(2-Pyridyl)-5,6-bis(4-sulfophenyl)-1,2,4-triazine Disodium Salt Hydrate

CAS:28048-33-1

Formula:

C₂₀H₁₂N₄Na₂O₆S₂·xH₂O

Purity:

>95.0%(T)(HPLC)

Color and Shape:

Light yellow to Amber to Dark green powder to crystal

Molecular weight:

514.44 (as Anhydrous)

Ref: 3B-P0830

1g 52.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Basic Green 1

CAS:633-03-4

Formula:

C₂₇H₃₄N₂O₄S

Color and Shape:

Green to Dark green powder to crystal

Molecular weight:

482.64

Ref: 3B-B0789

25g 36.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Basic Red 5

CAS:553-24-2

Formula:

C₁₅H₁₇ClN₄

Color and Shape:

Dark green to Dark blue to Black powder to crystal

Molecular weight:

288.78

Ref: 3B-N0315

25g 58.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Triethylenetetramine-N,N,N',N'',N''',N'''-hexaacetic Acid

+ info

Triethylenetetramine-N,N,N',N'',N''',N'''-hexaacetic Acid

CAS:869-52-3

Formula:

C₁₈H₃₀N₄O₁₂

Purity:

>98.0%(T)

Color and Shape:

White to Almost white powder to crystal

Molecular weight:

494.45

Ref: 3B-T0806

5g	79.00 €
25g	236.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Bromothymol Blue

CAS:76-59-5

Formula:

C₂₇H₂₈Br₂O₅S

Color and Shape:

Light red to Red to Purple powder to crystal

Molecular weight:

624.38

Ref: 3B-B0657

1g	29.00 €
25g	84.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Phthalein Complexon Sodium Salt

CAS:62698-54-8

Color and Shape:

White to Light yellow to Light orange powder to crystal

Ref: 3B-P0344

1g 127.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Methoxy Red

CAS:68936-13-0

Formula:

C₁₃H₁₄N₄O·HCl

Purity:

>85.0%(T)

Color and Shape:

Blue to Dark blue powder to crystal

Molecular weight:

278.74

Ref: 3B-M0129

25g 395.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

PAR [=4-(2-Pyridylazo)resorcinol] [Spectrophotometric reagent for transition metals]

+ info

PAR [=4-(2-Pyridylazo)resorcinol] [Spectrophotometric reagent for transition metals]

CAS:1141-59-9

Formula:

C₁₁H₉N₃O₂

Purity:

>98.0%(T)(HPLC)

Color and Shape:

Orange to Amber to Dark red powder to crystal

Molecular weight:

215.21

Ref: 3B-A5001

1g	36.00 €
5g	141.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Bromophenol Blue

CAS:115-39-9

Formula:

C₁₉H₁₀Br₄O₅S

Color and Shape:

White to Light yellow to Red powder to crystal

Molecular weight:

669.96

Ref: 3B-B0631

1g	26.00 €
25g	83.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Chlorophenol Red Sodium Salt

CAS:123333-64-2

Formula:

C₁₉H₁₁Cl₂NaO₅S

Color and Shape:

Yellow to Dark green to Black powder to crystal

Molecular weight:

445.24

Ref: 3B-C0247

1g	28.00 €
5g	71.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

BD140 [for Albumin binding assay]

CAS:1201643-08-4

Formula:

C₂₁H₂₁BF₂N₂O

Purity:

>98.0%(GC)

Color and Shape:

Yellow - Deep Yellow Red Solid

Molecular weight:

366.22

Ref: 3B-D4898

25mg	200.00 €
100mg	522.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Calcein Blue

CAS:54375-47-2

Formula:

C₁₅H₁₅NO₇

Purity:

>98.0%(T)

Color and Shape:

White to Orange to Green powder to crystal

Molecular weight:

321.29

Ref: 3B-U0001

1g 247.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Dimethylsulfonazo III [Spectrophotometric reagent for alkaline earth metals and indicator for the precipitation titration of SO4 with Ba]

+ info

Dimethylsulfonazo III [Spectrophotometric reagent for alkaline earth metals and indicator for the precipitation titration of SO4 with Ba]

CAS:14979-11-4

Formula:

C₂₄H₂₀N₄O₁₄S₄

Color and Shape:

Yellow to Dark green to Black powder to crystal

Molecular weight:

716.68

Ref: 3B-A5008

1g	72.00 €
5g	227.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Magneson

CAS:74-39-5

Formula:

C₁₂H₉N₃O₄

Color and Shape:

Orange to Brown to Dark red powder to crystal

Molecular weight:

259.22

Ref: 3B-N0135

1g	27.00 €
25g	44.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Bromoxylenol Blue

CAS:40070-59-5

Formula:

C₂₃H₂₀Br₂O₅S

Color and Shape:

White to Brown to Dark purple powder to crystal

Molecular weight:

568.28

Ref: 3B-B0998

5g	73.00 €
25g	228.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Bromophenol Blue (0.1% in ca. 50% Ethanol) [for Titration]

+ info

Bromophenol Blue (0.1% in ca. 50% Ethanol) [for Titration]

CAS:115-39-9

Formula:

C₁₉H₁₀Br₄O₅S

Color and Shape:

Orange to Brown to Dark red clear liquid

Molecular weight:

669.96

Ref: 3B-B0118

500ml 47.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Methylxylenol Blue

CAS:29412-85-9

Formula:

C₃₃H₃₂N₂Na₄O₁₃S

Purity:

>80.0%(HPLC)

Color and Shape:

Dark green to Dark red to Black powder to crystal

Molecular weight:

788.64

Ref: 3B-X0052

1g 97.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Tropaeolin O

CAS:547-57-9

Formula:

C₁₂H₉N₂NaO₅S

Color and Shape:

Orange to Brown powder to crystal

Molecular weight:

316.26

Ref: 3B-R0010

1g 22.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Indigo Carmine

CAS:860-22-0

Formula:

C₁₆H₈N₂Na₂O₈S₂

Purity:

>95.0%(E)

Color and Shape:

Dark red to Dark purple to Dark blue powder to crystal

Molecular weight:

466.35

Ref: 3B-I0214

25g 40.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Basic Red 2

CAS:477-73-6

Color and Shape:

Light orange to Dark red to Black powder to crystal

Ref: 3B-S0145

25g	44.00 €
500g	307.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Calcein (mixture of isomers) [for Fluorometric Determination of Ca]

CAS:1461-15-0 154071-48-4

Formula:

C₃₀H₂₆N₂O₁₃

Color and Shape:

Orange to Brown powder to crystaline

Molecular weight:

622.54

Ref: 3B-C0004

1g	88.00 €
5g	337.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

5'-Isopropyl-2'-methylindophenol Sodium Salt [Redox Indicator]

+ info

5'-Isopropyl-2'-methylindophenol Sodium Salt [Redox Indicator]

CAS:5418-43-9

Formula:

C₁₆H₁₆NNaO₂

Color and Shape:

Red to Dark blue to Black powder to crystal

Molecular weight:

277.30

Ref: 3B-M0408

1g 54.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

p-Xylenol Blue

CAS:125-31-5

Formula:

C₂₃H₂₂O₅S

Purity:

>95.0%(HPLC)

Color and Shape:

Orange to Brown to Dark purple powder to crystal

Molecular weight:

410.48

Ref: 3B-X0016

1g	31.00 €
25g	279.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

ANS-NH4 (=Ammonium 8-Anilino-1-naphthalenesulfonate) [Hydrophobic fluorescent probe]

+ info

ANS-NH4 (=Ammonium 8-Anilino-1-naphthalenesulfonate) [Hydrophobic fluorescent probe]

CAS:28836-03-5

Formula:

C₁₆H₁₆N₂O₃S

Purity:

>95.0%(T)(HPLC)

Color and Shape:

Light yellow to Amber to Dark green powder to crystal

Molecular weight:

316.38

Ref: 3B-A5351

1g	28.00 €
10g	58.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Green DND-26

CAS:220524-71-0

Formula:

C₁₈H₂₅BF₂N₄O

Purity:

>95.0%(HPLC)

Color and Shape:

Orange to Brown powder to crystal

Molecular weight:

362.23

Ref: 3B-D5754

5mg	223.00 €
25mg	746.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Crystal Violet

CAS:548-62-9

Formula:

C₂₅H₃₀ClN₃

Color and Shape:

Green to Dark green powder to crystal

Molecular weight:

407.99

Ref: 3B-C0428

25g	36.00 €
100g	65.00 €
500g	211.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

α-Naphtholphthalein

CAS:596-01-0

Formula:

C₂₈H₁₈O₄

Purity:

>98.0%(HPLC)

Color and Shape:

White to Brown powder to crystal

Molecular weight:

418.45

Ref: 3B-N0031

1g	40.00 €
5g	111.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

1,10-Phenanthroline Monohydrate

CAS:5144-89-8 66-71-7

Formula:

C₁₂H₈N₂·H₂O

Purity:

>99.0%(T)(HPLC)

Color and Shape:

White to Almost white powder to crystal

Molecular weight:

198.23

Ref: 3B-P0221

1g	29.00 €
25g	80.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

2-Hydroxy-1-(2-hydroxy-4-sulfo-1-naphthylazo)-3-naphthoic Acid (1:100 diluted with K2SO4)

+ info

2-Hydroxy-1-(2-hydroxy-4-sulfo-1-naphthylazo)-3-naphthoic Acid (1:100 diluted with K2SO4)

CAS:3737-95-9

Formula:

C₂₁H₁₄N₂O₇S

Color and Shape:

Dark red to Dark purple to Dark blue powder to crystaline

Molecular weight:

438.41

Ref: 3B-H0250

1g	27.00 €
25g	63.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

2,6-Dichloroindophenol Sodium Salt Dihydrate

+ info

2,6-Dichloroindophenol Sodium Salt Dihydrate

CAS:620-45-1

Formula:

C₁₂H₆Cl₂NNaO₂·2H₂O

Purity:

>95.0%(T)

Color and Shape:

Green to Dark green powder to crystal

Molecular weight:

326.10

Ref: 3B-D0375

1g	61.00 €
25g	763.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Barium Diphenylamine-4-sulfonate

CAS:6211-24-1

Formula:

C₂₄H₂₀BaN₂O₆S₂

Purity:

>98.0%(N)

Color and Shape:

White to Light gray to Light yellow powder to crystal

Molecular weight:

633.88

Ref: 3B-D0876

5g	44.00 €
25g	120.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Basic Violet 1

CAS:8004-87-3

Color and Shape:

Green to Dark green powder to crystal

Ref: 3B-G0177

25g	27.00 €
100g	56.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Ethyl Bis(2,4-dinitrophenyl)acetate

CAS:5833-18-1

Formula:

C₁₆H₁₂N₄O₁₀

Purity:

>98.0%(HPLC)

Color and Shape:

White to Light yellow powder to crystal

Molecular weight:

420.29

Ref: 3B-B0817

5g 77.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Curcumin (0.1% in ca. 95% Ethanol)

CAS:458-37-7

Color and Shape:

Light yellow to Brown clear liquid

Ref: 3B-C0435

500ml 75.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Disodium Dihydrogen Ethylenediaminetetraacetate Dihydrate

+ info

Disodium Dihydrogen Ethylenediaminetetraacetate Dihydrate

CAS:6381-92-6

Formula:

C₁₀H₁₄N₂Na₂O₈·2H₂O

Purity:

>99.5%(T)

Color and Shape:

White powder to crystal

Molecular weight:

372.24

Ref: 3B-E0091

25g	24.00 €
500g	73.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Eriochrome Black T

CAS:1787-61-7

Formula:

C₂₀H₁₂N₃NaO₇S

Color and Shape:

Black powder to crystaline

Molecular weight:

461.38

Ref: 3B-E0214

25g 60.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Ethyl Orange

CAS:62758-12-7

Formula:

C₁₆H₁₈N₃NaO₃S

Color and Shape:

Light yellow to Brown powder to crystal

Molecular weight:

355.39

Ref: 3B-E0155

25g 70.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Bromocresol Green Sodium Salt

CAS:1007478-52-5 67763-24-0

Formula:

C₂₁H₁₃Br₄NaO₅S

Purity:

>95.0%(T)(HPLC)

Color and Shape:

Red to Dark blue to Black powder to crystal

Molecular weight:

720.00

Ref: 3B-S0041

1g	70.00 €
5g	316.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Sodium Diphenylamine-4-sulfonate

CAS:6152-67-6

Formula:

C₁₂H₁₀NNaO₃S

Purity:

>97.0%(HPLC)(N)

Color and Shape:

White to Light gray to Light yellow powder to crystal

Molecular weight:

271.27

Ref: 3B-D0877

1g	47.00 €
25g	535.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Methyl Orange

CAS:547-58-0

Formula:

C₁₄H₁₄N₃NaO₃S

Purity:

>98.0%(HPLC)

Color and Shape:

Orange to Brown powder to crystal

Molecular weight:

327.33

Ref: 3B-M0489

25g 76.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Nile Red

CAS:7385-67-3

Formula:

C₂₀H₁₈N₂O₂

Purity:

>98.0%(HPLC)

Color and Shape:

Yellow to Brown to Dark green powder to crystal

Molecular weight:

318.38

Ref: 3B-N0659

1g	158.00 €
5g	499.00 €
500mg	98.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Trisodium 2-(4-Sulfophenylazo)-1,8-dihydroxynaphthalene-3,6-disulfonate

+ info

Trisodium 2-(4-Sulfophenylazo)-1,8-dihydroxynaphthalene-3,6-disulfonate

CAS:23647-14-5

Formula:

C₁₆H₉N₂Na₃O₁₁S₃

Purity:

>95.0%(HPLC)

Color and Shape:

Orange to Brown to Dark red powder to crystal

Molecular weight:

570.40

Ref: 3B-D0604

5g	42.00 €
25g	132.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Metacresol Purple

CAS:2303-01-7

Formula:

C₂₁H₁₈O₅S

Color and Shape:

Yellow to Brown to Dark green powder to crystaline

Molecular weight:

382.43

Ref: 3B-M0074

1g	22.00 €
25g	179.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Acid Red 87

CAS:17372-87-1 548-26-5

Formula:

C₂₀H₆Br₄Na₂O₅

Purity:

>90.0%(E)

Color and Shape:

Orange to Brown to Dark red powder to crystaline

Molecular weight:

691.86

Ref: 3B-T0037

25g 29.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Quinaldine Red

CAS:117-92-0

Formula:

C₂₁H₂₃IN₂

Purity:

>95.0%(T)

Color and Shape:

Dark green to Dark purple to Black powder to crystal

Molecular weight:

430.33

Ref: 3B-Q0007

1g	22.00 €
25g	169.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Indigotrisulfonic Acid Potassium Salt

CAS:67627-18-3

Formula:

C₁₆H₇K₃N₂O₁₁S₃

Purity:

>55.0%(HPLC)

Color and Shape:

Gray to Dark purple to Black powder to crystal

Molecular weight:

616.71

Ref: 3B-I0220

1g	71.00 €
5g	208.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Arsenazo III [Spectrophotometric reagent for U, Th, Zr and other metals, Indicator for the precipitation titration of SO4 with Ba]

+ info

Arsenazo III [Spectrophotometric reagent for U, Th, Zr and other metals, Indicator for the precipitation titration of SO4 with Ba]

CAS:1668-00-4

Formula:

C₂₂H₁₈As₂N₄O₁₄S₂

Purity:

>95.0%(T)

Color and Shape:

Dark green to Dark red to Black powder to crystaline

Molecular weight:

776.36

Ref: 3B-A5009

1g	47.00 €
5g	129.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Phenol Red

CAS:143-74-8

Formula:

C₁₉H₁₄O₅S

Color and Shape:

Dark red to Brown powder to crystaline

Molecular weight:

354.38

Ref: 3B-P0100

1g	27.00 €
25g	44.00 €
100g	117.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Thymol Blue Sodium Salt

CAS:62625-21-2

Formula:

C₂₇H₂₉NaO₅S

Color and Shape:

Orange to Brown powder to crystal

Molecular weight:

488.57

Ref: 3B-S0049

1g 22.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Phenolphthalein (0.1% in ca. 90% Ethanol) [for Titration]

+ info

Phenolphthalein (0.1% in ca. 90% Ethanol) [for Titration]

CAS:77-09-8

Formula:

C₂₀H₁₄O₄

Color and Shape:

Colorless clear liquid

Molecular weight:

318.33

Ref: 3B-P0701

100ml	31.00 €
500ml	66.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Acid Red 91

CAS:548-24-3

Formula:

C₂₀H₆Br₂N₂Na₂O₉

Color and Shape:

Amber to Brown powder to crystal

Molecular weight:

624.06

Ref: 3B-E0204

25g 33.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Sulfonazo III [Spectrophotometric reagent for alkaline earth metals and indicator for the precipitation titration of SO4 with Ba]

+ info

Sulfonazo III [Spectrophotometric reagent for alkaline earth metals and indicator for the precipitation titration of SO4 with Ba]

CAS:68504-35-8

Formula:

C₂₂H₁₂N₄Na₄O₁₄S₄

Purity:

>90.0%(HPLC)

Color and Shape:

Dark green to Black powder to crystal

Molecular weight:

776.55

Ref: 3B-A5010

1g	93.00 €
5g	419.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Indigotetrasulfonic Acid Tetrapotassium Salt

+ info

Indigotetrasulfonic Acid Tetrapotassium Salt

CAS:28699-96-9

Formula:

C₁₆H₆K₄N₂O₁₄S₄

Purity:

>90.0%(HPLC)

Color and Shape:

Dark red to Dark purple to Dark blue powder to crystal

Molecular weight:

734.86

Ref: 3B-I0019

1g 98.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Thymolphthalein

CAS:125-20-2

Formula:

C₂₈H₃₀O₄

Color and Shape:

White to Orange to Green powder to crystal

Molecular weight:

430.54

Ref: 3B-T0237

1g	24.00 €
25g	57.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Cesium Green

CAS:1611477-45-2

Formula:

C₃₂H₃₃NO₈

Purity:

>85.0%(HPLC)

Color and Shape:

White to Gray to Brown powder to crystal

Molecular weight:

559.62

Ref: 3B-C2806

50mg	143.00 €
250mg	496.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Basic Yellow 1

CAS:2390-54-7

Formula:

C₁₇H₁₉ClN₂S

Purity:

>95.0%(HPLC)

Color and Shape:

Light yellow to Amber to Dark green powder to crystal

Molecular weight:

318.86

Ref: 3B-T0558

25g 64.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Bromocresol Purple

CAS:115-40-2

Formula:

C₂₁H₁₆Br₂O₅S

Purity:

>97.0%(HPLC)

Color and Shape:

White to Brown to Dark purple powder to crystal

Molecular weight:

540.22

Ref: 3B-B0580

1g	34.00 €
25g	152.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Methyl Red Sodium Salt

CAS:845-10-3

Formula:

C₁₅H₁₄N₃NaO₂

Color and Shape:

Orange to Brown powder to crystal

Molecular weight:

291.29

Ref: 3B-M0424

1g	22.00 €
25g	75.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Metacresol Purple Sodium Salt

CAS:62625-31-4

Formula:

C₂₁H₁₇NaO₅S

Color and Shape:

Red to Dark blue to Black powder to crystal

Molecular weight:

404.41

Ref: 3B-S0045

1g	33.00 €
5g	117.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

5-Nitro-1,10-phenanthroline

CAS:4199-88-6

Formula:

C₁₂H₇N₃O₂

Purity:

>98.0%(T)(HPLC)

Color and Shape:

Light yellow to Brown to Dark green powder to crystal

Molecular weight:

225.21

Ref: 3B-N0214

1g 45.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Pyrogallol Red

CAS:32638-88-3

Formula:

C₁₉H₁₂O₈S

Color and Shape:

Dark red to Brown powder to crystal

Molecular weight:

400.36

Ref: 3B-P0572

1g	40.00 €
5g	128.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Benzopurpurine 4B

CAS:992-59-6

Formula:

C₃₄H₂₆N₆Na₂O₆S₂

Color and Shape:

Orange to Brown powder to crystal

Molecular weight:

724.72

Ref: 3B-B0781

5g	473.00 €
25g	645.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Methylthymol Blue Sodium Salt

CAS:1945-77-3

Formula:

C₃₇H₄₀N₂Na₄O₁₃S

Purity:

>95.0%(HPLC)

Color and Shape:

Dark green to Dark blue to Black powder to crystal

Molecular weight:

844.75

Ref: 3B-B0478

1g	47.00 €
5g	139.00 €
25g	537.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Tetrabromofluorescein

CAS:15086-94-9

Formula:

C₂₀H₈Br₄O₅

Purity:

>95.0%(HPLC)

Color and Shape:

White to Light yellow to Red powder to crystal

Molecular weight:

647.90

Ref: 3B-T0035

25g 62.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Pararosolic Acid

CAS:603-45-2

Formula:

C₁₉H₁₄O₃

Color and Shape:

Yellow to Amber to Dark red powder to crystal

Molecular weight:

290.32

Ref: 3B-A0598

25g 69.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Brilliant Yellow

CAS:3051-11-4

Formula:

C₂₆H₁₈N₄Na₂O₈S₂

Color and Shape:

Orange to Brown powder to crystal

Molecular weight:

624.55

Ref: 3B-B0783

25g 232.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Variamine Blue B Sulfate (=4-Amino-4'-methoxydiphenylamine Sulfate) [for Iron-Titration]

+ info

Variamine Blue B Sulfate (=4-Amino-4'-methoxydiphenylamine Sulfate) [for Iron-Titration]

CAS:3169-21-9

Formula:

C₁₃H₁₄N₂O·H₂SO₄

Purity:

>97.0%(N)

Color and Shape:

Gray to Dark blue to Black powder to crystal

Molecular weight:

312.34

Ref: 3B-M0495

1g	23.00 €
25g	204.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

4-Nitrophenol

CAS:100-02-7

Formula:

C₆H₅NO₃

Purity:

>99.0%(GC)

Color and Shape:

White to Light yellow to Green powder to crystal

Molecular weight:

139.11

Ref: 3B-N0220

25g	30.00 €
100g	51.00 €
500g	116.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

+ info

Methylene Blue Hydrate

CAS:122965-43-9 61-73-4

Formula:

C₁₆H₁₈ClN₃S·xH₂O

Purity:

>70.0%(W)

Color and Shape:

Green to Dark green powder to crystal

Molecular weight:

319.85 (as Anhydrous)

Ref: 3B-M0501

25g 40.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info

Titan Yellow

CAS:1829-00-1

Formula:

C₂₈H₁₉N₅Na₂O₆S₄

Color and Shape:

Light yellow to Amber to Dark green powder to crystal

Molecular weight:

695.71

Ref: 3B-C0549

25g 104.00 €

Estimated delivery in United States, on Tuesday 7 Feb 2023

+ info