Black Stains Dyes and Indicators

Alfa Aesar™ Eriochrome™ Blue Black B

Chemical Name or Material: Eriochrome™ Blue Black B CAS: 3564-14-5 Molecular Formula: C20H13N2NaO5S Formula Weight: 416.39 MDL Number: MFCD00003934 Synonym: C.I. 14640; Mordant Black 3

Eriochrome™ Black T (Certified), Fisher Chemical

Chemical Name or Material: Eriochrome™ Black T CAS: 1787-61-7 Purity Grade: Certified Grade Molecular Formula: C20H12N3NaO7S Formula Weight: 461.38 MDL Number: MFCD00003935 Synonym: 1-(1-Hydroxy-2-naphthylazo)-6-nitro-2-naphthol-4-sulfonic Acid Sodium Salt

Alfa Aesar™ Chlorazol Black E

Chemical Name or Material: Chlorazol Black E CAS: 1937-37-7 Molecular Formula: C34H25N9Na2O7S2 Formula Weight: 781.73 MDL Number: MFCD00066363 Synonym: Azo Black; C.I. 30235

Eriochrome™ Black T, pure, indicator grade, ACROS Organics™

Chemical Name or Material: Eriochrome™ Black T CAS: 1787-61-7 Purity Grade: Pure Molecular Formula: C20H12N3NaO7S Formula Weight: 461.38 MDL Number: MFCD00003935 Synonym: 3-Hydroxy-4-(1-hydroxy-2-naphthylazo)-7-nitro-1-naphthalene sulfonic acid, sodium salt

Eriochrome™Black T, ACS reagent, indicator grade, ACROS Organics™

Chemical Name or Material: Eriochrome™ Black T CAS: 1787-61-7 Purity Grade: ACS Reagent Grade Molecular Formula: C20H12N3NaO7S Formula Weight: 461.38 Synonym: 3-Hydroxy-4-(1-hydroxy-2-naphthylazo)-7-nitro-1-naphthalene sulfonic acid, sodium salt

Alfa Aesar™ Nigrosin, alcohol soluble

Chemical Name or Material: Nigrosin CAS: 11099-03-9 MDL Number: MFCD00149005 Synonym: Solvent Black 5; C.I. 50415

Calcon, pure, ACROS Organics™

Chemical Name or Material: Calcon™ CAS: 2538-85-4 Purity Grade: Extra Pure Molecular Formula: C20H13N2NaO5S Formula Weight: 416.39 MDL Number: MFCD00004069 Synonym: C.I. 15705

Eriochrome™ Black T Solution, Fisher Chemical Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Eriochrome™ Black T Solution CAS: 67-56-1 CAS: 1787-61-7 CAS: 1336-21-6 CAS: 7732-18-5 MDL Number: MFCD00003935 Synonym: Mordant Black 11

Sudan Black B, high purity biological stain, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Sudan Black B, high purity biological stain CAS: 4197-25-5 Purity Grade: High Purity Biological Stain Molecular Formula: C29H24N6 Formula Weight: 456.54 MDL Number: MFCD00006919 Synonym: C.I. 26150

Amido Black 10B, Alfa Aesar™

Formula Weight: 616.49 MDL Number: MFCD00004017 Synonym: C.I. 20470,Naphthalene Black 10B Physical Form: Powder Chemical Name or Material: Amido Black 10B Molecular Formula: C22H14N6Na2O9S2 CAS: 1064-48-8 Packaging: Glass bottle

Chlorazol Black E, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Chlorazol Black E Name Note: Pure CAS: 1937-37-7 Purity Grade: Pure Molecular Formula: C34H25N9Na2O7S2 Formula Weight: 781.73 MDL Number: MFCD00066363

Eriochrome Black T Solution, ACROS Organics™

Chemical Name or Material: Eriochrome Black T solution CAS: 1787-61-7 Molecular Formula: C20H12N3NaO7S Formula Weight: 461.38 MDL Number: MFCD00003935 Synonym: 3-Hydroxy-4-(1-hydroxy-2-naphthylazo)-7-nitro-1-naphthalene sulfonic acid, sodium salt

Sudan Black B, certified; ACROS Organics™

Chemical Name or Material: Sudan Black B Name Note: certified CAS: 4197-25-5 Molecular Formula: C29H24N6 Formula Weight: 456.55 MDL Number: MFCD00006919 Synonym: C.I. 26150

Alfa Aesar™ Amido Black 10B, 0.2% v/v soln. in 5% acetic acid

Chemical Name or Material: Amido Black 10B CAS: 1064-48-8 Molecular Formula: C22H14N6Na2O9S2 Formula Weight: 616.49 MDL Number: MFCD00004017 Beilstein: 5374263 Synonym: Acid black 1; C.I. 20470

Alfa Aesar™ Sudan Black B

Chemical Name or Material: Sudan Black B CAS: 4197-25-5 Molecular Formula: C29H24N6 Formula Weight: 456.55 MDL Number: MFCD00006919 Beilstein: 723248 Merck Index: 14,8885 Synonym: C.I. 26150; Solvent Black 3

Amido Black 10B, Electrophoresis Reagent, Alfa Aesar™

Formula Weight: 616.49 MDL Number: MFCD00004017 Synonym: C.I. 20470,Naphthalene Black 10B Physical Form: Powder Chemical Name or Material: Amido Black 10B Molecular Formula: C22H14N6Na2O9S2 CAS: 1064-48-8

Alfa Aesar™ Eriochrome Black T

Chemical Name or Material: Eriochrome Black T CAS: 1787-61-7 Molecular Formula: C20H12N3NaO7S Formula Weight: 461.39 MDL Number: MFCD00003935 Beilstein: 4121162 Merck Index: 14,3667 Synonym: C.I. 14645; Mordant Black 11

Eriochrome Black T Indicator, 1% (w/w) in Sodium Chloride, Ricca Chemical

Chemical Name or Material: Eriochrome Black T Indicator CAS: 1787-61-7 (Eriochrome Black T) CAS: 7647-14-5 (Sodium Chloride) Physical Form: Powder

Starch Indicator, Aqueous Solution, 0.5% (w/v), Ricca Chemical

CAS: 9005-84-9 Physical Form: Liquid Assay: 0.50% Assay Percent Range: 0.5% (w/v)

Mordant Black 11 Triturate R, 1% (w/w) in Sodium Chloride, Ricca Chemical

Chemical Name or Material: Mordant Black 11 Triturate Name Note: Reagent CAS: 7647-14-5 CAS Min %: 97.0 CAS Max %: 100.0 CAS: 1787-61-7 CAS Min %: 0.98 CAS Max %: 1.02 Physical Form: Powder

Sudan Black, Fisher BioReagents™

Chemical Name or Material: Sudan Black CAS: 4197-25-5 Molecular Formula: C29H24N6 Formula Weight: 456.54

Eriochrome Black TS, Ricca Chemical

Chemical Name or Material: Eriochrome Black Name Note: Test Solution CAS: 67-56-1 CAS Min %: 93.0 CAS Max %: 97.0 CAS: 5470-11-1 CAS Min %: 4.72 CAS Max %: 4.92 CAS: 1787-61-7 CAS Min %: 0.47 CAS Max %: 0.49 Physical Form: Liquid

Water Hardness Indicator, 0.5% (w/v) Eriochrome Black T in 2-Methoxyethanol, Ricca Chemical

Chemical Name or Material: Water Hardness Indicator Name Note: 0.5% (w/v) Eriochrome Black T in 2-Methoxyethanol CAS: 109-86-4 CAS Min %: 98.0 CAS Max %: 100.0 CAS: 1787-61-7 CAS Min %: 0.47 CAS Max %: 0.49 Physical Form: Liquid

Eriochrome Black T, Powder, BAKER ANALYZED™ A.C.S. Reagent, J.T.Baker™

Chemical Name or Material: Eriochrome Black T CAS: 1787-61-7 Purity Grade: Baker Analyzed™ ACS Reagent Molecular Formula: HOC10H6N:NC10H4(OH)(NO2)SO3Na Formula Weight: 461.4 Synonym: C.I. 14645

Eriochrome Black, T.S., BAKER ANALYZED™ Reagent, J.T.Baker™

Chemical Name or Material: Eriochrome Black Name Note: T.S. Purity Grade: BAKER ANALYZED™ Reagent

Amido Black 10B, Fisher BioReagents

Chemical Name or Material: Amido Black 10B CAS: 1064-48-8 Molecular Formula: C22 H14N6Na2O9S2 Formula Weight: 616.5 Synonym: Naphthol Blue Black

Eriochrome Black T ACS Reagent Grade, Ricca Chemical

Chemical Name or Material: Eriochrome Black T Name Note: Certified CAS: 1787-61-7 CAS Min %: 98.0 CAS Max %: 100.0 Purity Grade: ACS Reagent Grade

Diazine Black, MP Biomedicals

Chemical Name or Material: Diazine Black CAS: 4443-99-6

Brilliant Black BN, MP Biomedicals™

Chemical Name or Material: Brilliant Black BN CAS: 2519-30-4 Physical Form: Powder Molecular Formula: C28H17N5O14S4Na4 Formula Weight: 867.7 Synonym: CI 28440

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