Dye Chemicals

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Bromocresol green sodium salt

Grade:

ACS reagent

Synonym:

3',3,5',5-Tetrabromo-3-cresolsulfonephthalein sodium salt

Catalog Number:

00043

Grade:

ACS reagent

CAS Number:

62625-32-5

MDL NO:

MFCD00148898

Molecular Formula:

C₂₁H₁₃Br₄O₅SNa

Molecular Weight:

720.02

Specification Sheet SDS
Quinoline Yellow

Grade:

Suitable for Hematology & Histology

Purity:

≥ 95% (Dye content)

Synonym:

Solvent yellow 33

Catalog Number:

42039

Grade:

Suitable for Hematology & Histology

CAS Number:

8003-22-3

Purity Limit:

≥ 95% (Dye content)

MDL NO:

MFCD00011593

Molecular Formula:

C₁₈H₁₁NO₂

Molecular Weight:

273.29

Specification Sheet SDS
Acid Fuchsin calcium salt

Grade:

suitable for Hematology & Histology

Purity:

≥ 60% (Dye content)

Synonym:

Acid Magenta

Catalog Number:

41894

Grade:

suitable for Hematology & Histology

CAS Number:

123334-10-1

Purity Limit:

≥ 60% (Dye content)

MDL NO:

MFCD00001654

Molecular Formula:

C₂₀H₁₇CaN₃O₉S₃

Molecular Weight:

579.64

Specification Sheet SDS
Aniline Blue W/S

Grade:

Certifiable Grade

Purity:

≥ 90% (Dye content)

Synonym:

Acid Blue 93

Catalog Number:

22900

Grade:

Certifiable Grade

CAS Number:

28631-66-5

Purity Limit:

≥ 90% (Dye content)

MDL NO:

MFCD00036130

Molecular Formula:

C₃₂H₂₅N₃O₉S₃·2Na

Molecular Weight:

737.74

Specification Sheet SDS
Xylenes

Hazmat

Grade:

ACS reagent

Purity:

≥ 98.5% (GC)

Hazmat

Catalog Number:

46532

Grade:

ACS reagent

CAS Number:

1330-20-7

Purity Limit:

≥ 98.5% (GC)

MDL NO:

MFCD00077264

Molecular Formula:

C₈H₁₀

Molecular Weight:

106.17

Specification Sheet SDS
Acid Blue 80

Grade:

suitable for Hematology & Histology

Catalog Number:

41893

Grade:

suitable for Hematology & Histology

CAS Number:

4474-24-2

MDL NO:

MFCD00001192

Molecular Formula:

C₃₂H₂₈N₂Na₂O₈S₂

Molecular Weight:

678.68

Specification Sheet SDS
Methyl Red hydrochloride

Grade:

ACS Reagent

Synonym:

4-Dimethylaminoazobenzene-2'-carboxylic acid hydrochloride

Catalog Number:

32047

Grade:

ACS Reagent

CAS Number:

63451-28-5

MDL NO:

MFCD00012614

Molecular Formula:

C₁₅H₁₅N₃O₂·HCl

Molecular Weight:

305.76

Specification Sheet SDS
Methyl Red free acid

Grade:

ACS reagent

Synonym:

2-[4-(Dimethylamino)phenylazo]benzoic acid

Catalog Number:

30111

Grade:

ACS reagent

CAS Number:

493-52-7

MDL NO:

MFCD00002425

Molecular Formula:

C₁₅H₁₅N₃O₂

Molecular Weight:

269.3

Specification Sheet SDS
Sodium amide

Hazmat

Purity:

≥ 98% (Assay by titration)

Hazmat

Catalog Number:

27268

CAS Number:

7782-92-5

Purity Limit:

≥ 98% (Assay by titration)

MDL NO:

MFCD00011117

Molecular Formula:

NaNH₂

Molecular Weight:

39.01

Specification Sheet SDS
Tropaeolin O

Synonym:

Acid Orange 6

Catalog Number:

22965

CAS Number:

547-57-9

MDL NO:

MFCD00007499

Molecular Formula:

C₁₂H₉N₂O₅SNa

Molecular Weight:

316.27

Specification Sheet SDS
Quinoline Yellow W/S

Purity:

≥ 85% (Dye content)

Synonym:

Acid Yellow 3

Catalog Number:

22931

CAS Number:

8004-92-0

Purity Limit:

≥ 85% (Dye content)

MDL NO:

MFCD00080727

Molecular Formula:

C₁₉H₉NNa₂O₈S₂

Molecular Weight:

489.4

Specification Sheet SDS
Brilliant Black BN

Purity:

≥ 80% (Dye content)

Synonym:

Naphthol Black

Catalog Number:

22929

CAS Number:

2519-30-4

Purity Limit:

≥ 80% (Dye content)

MDL NO:

MFCD00078980

Molecular Formula:

C₂₈H₁₇N₅O₁₄S₄·4Na

Molecular Weight:

867.69

Specification Sheet SDS
Eosin B Spirit Soluble

Purity:

Dye content: ≥ 95%

Synonym:

Acid Red 91

Catalog Number:

22923

CAS Number:

56360-46-4

Purity Limit:

Dye content: ≥ 95%

MDL NO:

MFCD00066762

Molecular Formula:

C₂₀H₈Br₂N₂O₉

Molecular Weight:

580.1

Specification Sheet SDS
Allura Red

Purity:

≥ 86% (Dye content)

Synonym:

Food Red 17

Catalog Number:

22915

CAS Number:

25956-17-6

Purity Limit:

≥ 86% (Dye content)

MDL NO:

MFCD00059526

Molecular Formula:

C₁₈H₁₄N₂O₈S₂·2Na

Molecular Weight:

496.43

Specification Sheet SDS
Crystal Scarlet

Purity:

≥ 90% (Dye content)

Synonym:

Acid Red 44

Catalog Number:

22893

CAS Number:

2766-77-0

Purity Limit:

≥ 90% (Dye content)

MDL NO:

MFCD00013279

Molecular Formula:

C₂₀H₁₂N₂O₇S₂·2Na

Molecular Weight:

502.43

Specification Sheet SDS
Thiazole Yellow G (indicator for adsorption and fluorescence)

Purity:

≥ 65% (Dye content: Spectrophotometry)

Synonym:

Titan Yellow

Catalog Number:

22891

CAS Number:

1829-00-1

Purity Limit:

≥ 65% (Dye content: Spectrophotometry)

MDL NO:

MFCD00013091

Molecular Formula:

C₂₈H₁₉N₅Na₂O₆S₄

Molecular Weight:

695.73

Specification Sheet SDS
Janus Green B

Grade:

Certifiable Grade

Purity:

≥ 88% (Dye content)

Synonym:

CI 11050

Catalog Number:

22858

Grade:

Certifiable Grade

CAS Number:

2869-83-2

Purity Limit:

≥ 88% (Dye content)

MDL NO:

MFCD00011758

Molecular Formula:

C₃₀H₃₁N₆Cl

Molecular Weight:

511.07

Specification Sheet SDS
Orange II

Grade:

Certifiable grade

Purity:

≥ 90% (Dye content)

Synonym:

Acid Orange 7

Catalog Number:

22856

Grade:

Certifiable grade

CAS Number:

633-96-5

Purity Limit:

≥ 90% (Dye content)

MDL NO:

MFCD00011657

Molecular Formula:

C₁₆H₁₁N₂O₄SNa

Molecular Weight:

350.33

Specification Sheet SDS
meta-Cresol Purple W/S

Synonym:

m-Cresol Purple sodium salt

Catalog Number:

22846

CAS Number:

62625-31-4

MDL NO:

MFCD00010177

Molecular Formula:

C₂₁H₁₇O₅SNa

Molecular Weight:

404.42

Specification Sheet SDS
Brilliant Yellow

Purity:

≥ 70% (Dye content)

Synonym:

Direct Yellow 4

Catalog Number:

22835

CAS Number:

3051-11-4

Purity Limit:

≥ 70% (Dye content)

MDL NO:

MFCD00007489

Molecular Formula:

C₂₆H₁₈N₄O₈S₂·2Na

Molecular Weight:

624.56

Specification Sheet SDS
Pyrocatechol Violet

Purity:

≥ 98% (Assay)

Synonym:

3,3',4'-Trihydroxyfuchsone-2''-sulfonic acid

Catalog Number:

22822

CAS Number:

115-41-3

Purity Limit:

≥ 98% (Assay)

MDL NO:

MFCD00005868

Molecular Formula:

C₁₉H₁₄O₇S

Molecular Weight:

386.38

Specification Sheet SDS
1-(2-Pyridylazo)-2-naphthol

Grade:

Indicator grade

Purity:

≥ 98% (Assay)

Synonym:

PAN

Catalog Number:

22809

Grade:

Indicator grade

CAS Number:

85-85-8

Purity Limit:

≥ 98% (Assay)

MDL NO:

MFCD00004071

Molecular Formula:

C₁₅H₁₁N₃O

Molecular Weight:

249.27

Specification Sheet SDS
Hydroxy naphthol blue

Grade:

ACS reagent

Synonym:

Hydroxy napthol blue disodium salt

Catalog Number:

22810

Grade:

ACS reagent

CAS Number:

165660-27-5

MDL NO:

MFCD00004075

Molecular Formula:

C₂₀H₁₂N₂O₁₁S₃·2Na

Molecular Weight:

598.5

Specification Sheet SDS
New Coccine

Purity:

≥ 80% (Dye content)

Synonym:

Acid Red 18

Catalog Number:

22812

CAS Number:

2611-82-7

Purity Limit:

≥ 80% (Dye content)

MDL NO:

MFCD00004084

Molecular Formula:

C₂₀H₁₁N₂Na₃O₁₀S₃

Molecular Weight:

604.48

Specification Sheet SDS
Eriochrome Blue Black R

Purity:

≥ 70% (Dye content)

Synonym:

Mordant Black 17

Catalog Number:

22808

CAS Number:

2538-85-4

Purity Limit:

≥ 70% (Dye content)

MDL NO:

MFCD00004069

Molecular Formula:

C₂₀H₁₃N₂O₅SNa

Molecular Weight:

416.39

Specification Sheet SDS
Chicago Sky Blue 6B

Purity:

Dye content: ~ 50%

Synonym:

Direct Blue

Catalog Number:

22806

CAS Number:

2610-05-1

Purity Limit:

Dye content: ~ 50%

MDL NO:

MFCD00004020

Molecular Formula:

C₃₄H₂₄N₆O₁₆S₄·4Na

Molecular Weight:

992.81

Specification Sheet SDS
Sudan IV

Grade:

Certifiable Grade

Purity:

≥ 88% (dye content)

Synonym:

Solvent Red 24

Catalog Number:

22795

Grade:

Certifiable Grade

CAS Number:

85-83-6

Purity Limit:

≥ 88% (dye content)

MDL NO:

MFCD00003893

Molecular Formula:

C₂₄H₂₀N₄O

Molecular Weight:

380.45

Specification Sheet SDS
Dithizone

Grade:

ACS reagent

Purity:

≥ 85% (UV)

Synonym:

Diphenylthiocarbazone

Catalog Number:

22788

Grade:

ACS reagent

CAS Number:

60-10-6

Purity Limit:

≥ 85% (UV)

MDL NO:

MFCD00003025

Molecular Formula:

C₁₃H₁₂N₄S

Molecular Weight:

256.33

Specification Sheet SDS
Rose Bengal

Purity:

≥ 90% (Dye content)

Synonym:

4,5,6,7-Tetrachloro-2',4',5',7'-tetraiodofluorescein disodium salt

Catalog Number:

21920

CAS Number:

632-69-9

Purity Limit:

≥ 90% (Dye content)

MDL NO:

MFCD00151169

Molecular Formula:

C₂₀H₂Cl₄I₄Na₂O₅

Molecular Weight:

1017.62

Specification Sheet SDS
Pyronin Y

Grade:

Certifiable Grade

Purity:

≥ 50% (Dye content)

Synonym:

Pyronin G

Catalog Number:

01799

Grade:

Certifiable Grade

CAS Number:

92-32-0

Purity Limit:

≥ 50% (Dye content)

MDL NO:

MFCD00011725

Molecular Formula:

C₁₇H₁₉N₂OCl

Molecular Weight:

302.81

Specification Sheet SDS
Alcian blue 8GX

Grade:

Certifiable Grade

Purity:

≥ 75% (Dye content)

Synonym:

Ingrain blue 1

Catalog Number:

01774

Grade:

Certifiable Grade

CAS Number:

33864-99-2

Purity Limit:

≥ 75% (Dye content)

MDL NO:

MFCD00010720

Molecular Formula:

C₅₆H₆₈N₁₆S₄Cl₄Cu

Molecular Weight:

1298.88

Specification Sheet SDS
Neutral red

Grade:

Certifiable Grade

Purity:

≥ 69% (Dye content)

Synonym:

3-Amino-7-dimethylamino-2-methylphenazine hydrochloride

Catalog Number:

01738

Grade:

Certifiable Grade

CAS Number:

553-24-2

Purity Limit:

≥ 69% (Dye content)

MDL NO:

MFCD00012651

Molecular Formula:

C₁₅H₁₆N₄·HCl

Molecular Weight:

288.78

Specification Sheet SDS
Trypan blue

Hazmat

Grade:

Certifiable Grade

Purity:

≥ 70% (dye content)

Synonym:

Direct blue 14

Hazmat

Catalog Number:

01636

Grade:

Certifiable Grade

CAS Number:

72-57-1

Purity Limit:

≥ 70% (dye content)

MDL NO:

MFCD00003969

Molecular Formula:

C₃₄H₂₄N₆O₁₄S₄Na₄

Molecular Weight:

960.82

Specification Sheet SDS
Light green SF yellowish

Purity:

≥ 80% (Dye content)

Synonym:

Acid green 5

Catalog Number:

01610

CAS Number:

5141-20-8

Purity Limit:

≥ 80% (Dye content)

MDL NO:

MFCD00012121

Molecular Formula:

C₃₇H₃₄N₂O₉S₃Na₂

Molecular Weight:

792.88

Specification Sheet SDS
Evans blue

Purity:

≥ 85% (Dye content)

Synonym:

Direct blue 53

Catalog Number:

01600

CAS Number:

314-13-6

Purity Limit:

≥ 85% (Dye content)

MDL NO:

MFCD00004021

Molecular Formula:

C₃₄H₂₄N₆O₁₄S₄Na₄

Molecular Weight:

960.82

Specification Sheet SDS
Cresol red

Grade:

Indicator grade

Purity:

≥ 96% (Dye Content)

Synonym:

2-Cresolsulfonephthalein

Catalog Number:

01591

Grade:

Indicator grade

CAS Number:

1733-12-6

Purity Limit:

≥ 96% (Dye Content)

MDL NO:

MFCD00005878

Molecular Formula:

C₂₁H₁₈O₅S

Molecular Weight:

382.43

Specification Sheet SDS
Bromocresol green

Grade:

ACS reagent

Purity:

≥ 95% (Assay)

Synonym:

3',3'',5',5''-Tetrabromo-3-cresolsulfonephthalein

Catalog Number:

01582

Grade:

ACS reagent

CAS Number:

76-60-8

Purity Limit:

≥ 95% (Assay)

MDL NO:

MFCD00005874

Molecular Formula:

C₂₁H₁₄Br₄O₅S

Molecular Weight:

698.04

Specification Sheet SDS
Erythrosin B

Purity:

≥ 96% (Dye content)

Synonym:

Solvent red 140

Catalog Number:

01424

CAS Number:

15905-32-5

Purity Limit:

≥ 96% (Dye content)

MDL NO:

MFCD00005044

Molecular Formula:

C₂₀H₈I₄O₅

Molecular Weight:

835.9

Specification Sheet SDS
Sudan Black B

Grade:

Certifiable Grade

Purity:

≥ 95% (Dye content)

Synonym:

Fat black HB

Catalog Number:

01307

Grade:

Certifiable Grade

CAS Number:

4197-25-5

Purity Limit:

≥ 95% (Dye content)

MDL NO:

MFCD00006919

Molecular Formula:

C₂₉H₂₄N₆

Molecular Weight:

456.55

Specification Sheet SDS
Xylene cyanole FF

Purity:

≥ 75% (Dye content)

Synonym:

Acid blue 147

Catalog Number:

01310

CAS Number:

2650-17-1

Purity Limit:

≥ 75% (Dye content)

MDL NO:

MFCD00040657

Molecular Formula:

C₂₅H₂₇N₂O₆S₂Na

Molecular Weight:

538.62

Specification Sheet SDS
Methyl orange

Hazmat

Grade:

ACS reagent

Synonym:

4-[4-(Dimethylamino)-phenylazo]benzenesulfonic acid sodium salt

Hazmat

Catalog Number:

01239

Grade:

ACS reagent

CAS Number:

547-58-0

MDL NO:

MFCD00007502

Molecular Formula:

C₁₄H₁₄N₃O₃SNa

Molecular Weight:

327.3

Specification Sheet SDS
Arsenazo III free acid high grade

Hazmat

Grade:

High grade

Purity:

≥ 94% (HPLC)

Hazmat

Catalog Number:

00796

Grade:

High grade

CAS Number:

1668-00-4

Purity Limit:

≥ 94% (HPLC)

MDL NO:

MFCD00036695

Molecular Formula:

C₂₂H₁₈As₂N₄O₁₄S₂

Molecular Weight:

776.37

Specification Sheet SDS
Chromotrope 2R

Purity:

≥ 77% (Dye content: Spectrophotometry)

Synonym:

Acid red 29

Catalog Number:

00589

CAS Number:

4197-07-3

Purity Limit:

≥ 77% (Dye content: Spectrophotometry)

MDL NO:

MFCD00003955

Molecular Formula:

C₁₆H₁₀N₂Na₂O₈S₂

Molecular Weight:

468.37

Specification Sheet SDS
Phenol red

Grade:

ACS reagent

Synonym:

Phenolsulphonephthalein

Catalog Number:

00479

Grade:

ACS reagent

CAS Number:

143-74-8

MDL NO:

MFCD00003552

Molecular Formula:

C₁₉H₁₄O₅S

Molecular Weight:

354.38

Specification Sheet SDS
Safranine O

Grade:

Certifiable Grade

Purity:

≥ 99% (Assay)

Synonym:

3,7-Diamino-2,8-dimethyl-5-phenylphenazinium chloride

Catalog Number:

00280

Grade:

Certifiable Grade

CAS Number:

477-73-6

Purity Limit:

≥ 99% (Assay)

MDL NO:

MFCD00011759

Molecular Formula:

C₂₀H₁₉N₄Cl

Molecular Weight:

350.85

Specification Sheet SDS
May-Grunwald Stain

Synonym:

Eosin-methylene blue according to may-grunwald

Catalog Number:

22979

MDL NO:

MFCD00131580

Molecular Weight:

0.0

Specification Sheet SDS
Acetocarmine solution acc. to kultschitzky

Catalog Number:

38672

MDL NO:

MFCD00197815

Molecular Weight:

0.0

Specification Sheet SDS
Bromocresol green - methyl red solution [Mixed indicator for neutralization titration]

Hazmat

Synonym:

Methyl red - bromocresol green solution

Hazmat

Catalog Number:

38680

MDL NO:

MFCD00134126

Molecular Weight:

0.0

Specification Sheet SDS
Sudan III

Grade:

Technical grade

Purity:

≥ 84% (Dye content)

Synonym:

1-[4-(Phenylazo)phenylazo]-2-naphthol

Catalog Number:

42539

Grade:

Technical grade

CAS Number:

85-86-9

Purity Limit:

≥ 84% (Dye content)

MDL NO:

MFCD00003905

Molecular Formula:

C₂₂H₁₆N₄O

Molecular Weight:

352.39

Specification Sheet SDS
Neutral red

Purity:

≥ 90% (Dye content)

Synonym:

3-Amino-7-dimethylamino-2-methylphenazine hydrochloride

Catalog Number:

42523

CAS Number:

553-24-2

Purity Limit:

≥ 90% (Dye content)

MDL NO:

MFCD00012651

Molecular Formula:

C₁₅H₁₇ClN₄

Molecular Weight:

288.78

Specification Sheet SDS

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