25g

DIsperse diazo black 3bf

6232-57-1 95%

100g

Acid Green A

93942-43-9 97%

100mg

10-Ethyl-3,7,8-trimethylbenzo[g]pteridine-2,4(3H,10H)-dione

67767-38-8 97%

Typically In Stock

(E)-4-Hydroxy-3-((4-sulfonaphthalen-1-yl)diazenyl)naphthalene-1-sulfonic acid

13613-55-3 98%

250mg

5,10-Di(naphthalen-2-yl)-5,10-dihydrophenazine

1934269-97-2 97%

Typically In Stock

250mg

2,4,6-Tris(diphenylamino)-3,5-difluorobenzonitrile

1403850-00-9 97%

Typically In Stock

50mg

3,7-Di([1,1'-biphenyl]-4-yl)-10-(naphthalen-1-yl)-10H-phenoxazine

1987900-95-7 95%

Typically In Stock

4-Amino-5-hydroxy-3-((4-nitrophenyl)diazenyl)-6-(phenyldiazenyl)naphthalene-2,7-disulfonic acid

3121-74-2 98%

3-Amino-7-(dimethylamino)-2-methylphenothiazin-5-ium chloride

92-31-9 Dye content, 80%+

16-Nitroanthra[9,1,2-cde]benzo[rst]pentaphene-5,10-dione

128-60-9

4,4'-(1,3-Phenylenebis(diazene-2,1-diyl))bis(benzene-1,3-diamine)

1052-38-6 98%

Methyl violet

8004-87-3 Biological stain

Benzenesulfonic acid, 2-amino-5-[(4-amino-3-sulfophenyl)(4-imino-3-sulfo-2,5-cyclohexadien-1-ylidene)methyl]-3-methyl-, sodium salt (1:2)

3244-88-0 Dye content ~70%

Pentamethyl pararosaniline chloride

603-47-4 Dye content 75%

Sodium 2-(4,5-dibromo-2,7-dinitro-6-oxido-3-oxo-3H-xanthen-9-yl)benzoate

548-24-3 90%

Benzenesulfonic acid, 2-amino-5-[(4-amino-3-sulfophenyl)(4-imino-3-sulfo-2,5-cyclohexadien-1-ylidene)methyl]-3-methyl-, sodium salt (1:2)

3244-88-0 high-purity,70%

3-Amino-7-(dimethylamino)-2-methylphenothiazin-5-ium chloride

92-31-9 >80%

Sodium 6,6'-((9,10-dioxo-9,10-dihydroanthracene-1,4-diyl)bis(azanediyl))bis(3-methylbenzenesulfonate)

4403-90-1 Strength ~160%,AR

Methyl violet

8004-87-3 0.1%（W/V）in water

Orangei

633-96-5 Dye content >85%

5g

Sodium 2',4',5',7'-tetrabromo-4,5,6,7-tetrachloro-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-bis(olate)

18472-87-2 Dye content ≥90 %

Typically In Stock

Iron, tris(5,6-dihydro-5,6-dioxo-2-naphthalenesulfonic acid 5-oximato)-, trisodium salt

19381-50-1 Biological stain

Metanilyellow

587-98-4 indicator grade

Tartrazine

1934-21-0 analytical standard

Methyl violet

8004-87-3 indicator grade(pH 0.1-2.0)

Sodium 2-(4,5-dibromo-2,7-dinitro-6-oxido-3-oxo-3H-xanthen-9-yl)benzoate

548-24-3 adsorption and fluorescent indicator

Sodium 2',4',5',7'-tetrabromo-4,5,6,7-tetrachloro-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-bis(olate)

18472-87-2 high-purity,≥97.0%

Tartrazine

1934-21-0 >95%(HPLC)

Orangei

633-96-5 analytical standard,,≥98.0% (HPLC)

Methyl Red sodium salt

845-10-3 ACS reagent,95 %

Metanilyellow

587-98-4 analytical standard，≥98.0% (HPLC)

Sodium 5-oxo-1-(4-sulfonatophenyl)-4-((4-sulfonatophenyl)diazenyl)-4,5-dihydro-1H-pyrazole-3-carboxylate

1934-21-0 87%

Iron, tris(5,6-dihydro-5,6-dioxo-2-naphthalenesulfonic acid 5-oximato)-, trisodium salt

19381-50-1 ≥80%(HPLC)

Benzenesulfonic acid, 2-amino-5-[(4-amino-3-sulfophenyl)(4-imino-3-sulfo-2,5-cyclohexadien-1-ylidene)methyl]-3-methyl-, sodium salt (1:2)

3244-88-0 BS

Sodium 6,6'-((9,10-dioxo-9,10-dihydroanthracene-1,4-diyl)bis(azanediyl))bis(3-methylbenzenesulfonate)

4403-90-1 Dye content 60%+

Tartrazine

1934-21-0 analytical standard,0.50mg/ml in water

Methyl Red sodium salt

845-10-3 IND

1,2,4-Trihydroxyanthracene-9,10-dione

81-54-9 ≥85.0%(HPLC)

3-Amino-7-(dimethylamino)-2-methylphenothiazin-5-ium chloride

92-31-9 high-purity

1,2,4-Trihydroxyanthracene-9,10-dione

81-54-9 ≥95%

25g

Sodium 2-(4,5-dibromo-2,7-dinitro-6-oxido-3-oxo-3H-xanthen-9-yl)benzoate

548-24-3 BS,Dye content≥85%

Typically In Stock

Sodium 2',4',5',7'-tetrabromo-4,5,6,7-tetrachloro-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-bis(olate)

18472-87-2 AR,Dye content ≥80 %

25g

Sodium 5-oxo-1-(4-sulfonatophenyl)-4-((4-sulfonatophenyl)diazenyl)-4,5-dihydro-1H-pyrazole-3-carboxylate

1934-21-0 85%

Typically In Stock

Sodium 6,6'-((9,10-dioxo-9,10-dihydroanthracene-1,4-diyl)bis(azanediyl))bis(3-methylbenzenesulfonate)

4403-90-1 Dye content 95%

1,2,4-Trihydroxyanthracene-9,10-dione

81-54-9 95% +, Certified Reference Material

Sodium 3-(((4-((2-chlorophenyl)(4-(ethyl(3-sulfonatobenzyl)amino)phenyl)methylene)cyclohexa-2,5-dien-1-ylidene)(ethyl)ammonio)methyl)benzenesulfonate

4857-81-2 For qualitative, Certified Reference Material

Sodium 3-((4-(phenylamino)phenyl)diazenyl)benzenesulfonate

587-98-4 95% +, Certified Reference Material

Sodium 6,6'-((9,10-dioxo-9,10-dihydroanthracene-1,4-diyl)bis(azanediyl))bis(3-methylbenzenesulfonate)

4403-90-1 For qualitative, Certified Reference Material

Methyl violet

8004-87-3 For qualitative, Certified Reference Material

Orangei

633-96-5 95% +, Certified Reference Material