Terteriary Colors Stains Dyes and Indicators

Calmagite Products for Science Education

Chemical Name or Material: Calmagite CAS: 3147-14-6 Linear Formula: C17H14N2O5S Formula Weight: 358.38

Calmagite, indicator grade, Alfa Aesar

Chemical Name or Material: Calmagite CAS: 3147-14-6 Purity Grade: Indicator Grade Molecular Formula: C17H14N2O5S Formula Weight: 358.37

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

Chemical Name or Material: Tiron™ CAS: 149-45-1 Molecular Formula: C6H4Na2O8S2·H2O Linear Formula: (HO)2C6H2(SO3Na)2·H2O Formula Weight: 332.21 MDL Number: MFCD00149531 Synonym: 4,5-Dihydroxy-1,3-benzenedisulfonic acid, disodium salt monohydrate

Rose Bengal, 85%, pure, high purity, Biological stain, ACROS Organics™

Chemical Name or Material: Rose Bengal CAS: 632-69-9 Purity Grade: Pure Assay Percent Range: 85% Molecular Formula: C20H2Cl4I4Na2O5 Formula Weight: 1017.65 MDL Number: MFCD00005043 Synonym: Acid Red 94

Fuchsin Acid Staining Solution, 1% Products for Science Education

Chemical Name or Material: Fuchsin Acid Staining Solution, 1% CAS: 3244-88-0 CAS: 7732-18-5 Assay Percent Range: 1% w/v

Carbol Fuchsin Solution, 0.3% Products for Science Education

Chemical Name or Material: Carbol Fuchsin Solution, 0.3% CAS: 632-99-5 CAS: 64-17-5 CAS: 108-95-2 CAS: 7732-18-5 Assay Percent Range: <0.3% Synonym: Ziehl-Neelsen

Tetrabromophenolphthalein Ethyl Ester, Potassium Salt, Indicator Grade, ACROS Organics™

Chemical Name or Material: Tetrabromophenolphthalein ethyl ester, potassium salt CAS: 62637-91-6 Purity Grade: Extra Pure Molecular Formula: C22H13Br4KO4 Formula Weight: 700.05 MDL Number: MFCD00011662

Rhodamine B base, 99%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Rhodamine B base CAS: 509-34-2 Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: C28H30N2O3 Formula Weight: 442.55 MDL Number: MFCD00066967 Synonym: C.I. 45170.1

Chromoxane Cyanine R, pure, ACROS Organics™

Chemical Name or Material: Chromoxane Cyanine R CAS: 3564-18-9 Purity Grade: Extra Pure Molecular Formula: C23H15Na3O9S Formula Weight: 536.39 MDL Number: MFCD00012411 Synonym: C.I. 43820

Chromotrope 2R, pure, ACROS Organics™

Chemical Name or Material: Chromotrope 2R CAS: 839148 Purity Grade: Extra Pure Molecular Formula: C16H10N2Na2O8S2 Formula Weight: 468.35 MDL Number: MFCD00003955 Synonym: 4, 5-Dihydroxy-3-phenylazo-2, 7-naphthalenedisulfonic acid

Naringin, 97%, ACROS Organics™

Chemical Name or Material: Naringin CAS: 10236-47-2 CAS Min %: 96.0 CAS Max %: 100.0 Assay: ≥96.0% Assay Percent Range: 97% Molecular Formula: C27H32O14 Formula Weight: 580.53 MDL Number: MFCD00148888

Wright' Stain (Powder/Certified Biological Stain), Fisher Chemical

Chemical Name or Material: Wright«s Stain CAS: 68998-92-1 Purity Grade: Certified Biological Stain Physical Form: Solid MDL Number: MFCD00082143

Fluoresceinamine Isomer I 99%, ACROS Organics™

Chemical Name or Material: Fluoresceinamine isomer I Name Note: 99% CAS: 3326-34-9 Purity Grade: Pure Assay: 95% (typically) Assay Percent Range: 99% Molecular Formula: C20H13NO5 Formula Weight: 347.32 MDL Number: MFCD00005052 Synonym: 5-Aminofluorescein

o-Cresolphthalein Complexone Sodium Salt, ACROS Organics™

Chemical Name or Material: o-Cresolphthalein complexone sodium salt CAS: 62698-54-8 Purity Grade: Extra Pure Molecular Formula: C32H28N2Na4O12 Formula Weight: 724.53 MDL Number: MFCD00066371

Hematoxylin (Certified Biological Stain), Fisher Chemical Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Hematoxylin CAS: 517-28-2 Purity Grade: Certified Biological Stain Molecular Formula: C16H14O6 · xH2O Formula Weight: 302.28 MDL Number: MFCD00078111 Synonym: Hydroxybrasilin

Fluorescamine, pure, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Fluorescamine CAS: 38183-12-9 Purity Grade: Pure Molecular Formula: C17H10O4 Formula Weight: 278.26

NBD chloride, 98%, ACROS Organics™

Chemical Name or Material: NBD chloride CAS: 10199-89-0 CAS Min %: 97.5 CAS Max %: 100.0 Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: C6H2ClN3O3 Formula Weight: 199.55 MDL Number: MFCD00005808 Synonym: 4-Chloro-7-nitrobenzo-2-oxa-1, 3-diazole

Phloxine B (Certified Biological Stain), Fisher Chemical Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Phloxine B CAS: 18472-87-2 Purity Grade: Certified Biological Stain Molecular Formula: C20H2Br4 Cl4Na2O5 Formula Weight: 829.66 MDL Number: MFCD00070627 Synonym: Acid Red 92

Ninhydrin (Certified ACS), Fisher Chemical

Chemical Name or Material: Ninhydrin CAS: 485-47-2 Purity Grade: Certified ACS Grade Physical Form: Powder/Solid Molecular Formula: C9H6O4 Linear Formula: C6H4-1, 2-(CO)2CO·H2O Formula Weight: 178.15 MDL Number: MFCD00003791 Synonym: 1H-Indene-1, 2, 3

Basic Fuchsin, pure, certified, ACROS Organics™

Chemical Name or Material: Basic Fuchsin Name Note: Pure CAS: 632-99-5 Purity Grade: Pure Molecular Formula: C20H19N3·HCl Formula Weight: 337.84 MDL Number: MFCD00012569 Synonym: Basic Violet 14, hydrochloride

Fluorexon, ACROS Organics™

Chemical Name or Material: Fluorexon CAS: 1461-15-0 Molecular Formula: C30H26N2O13 Formula Weight: 622.54 MDL Number: MFCD00005049 Synonym: Bis[N, N-bis(carboxymethyl)aminomethyl]fluorescein

Resazurin, Sodium Salt, High Purity Biological Stain, ACROS Organics™

Chemical Name or Material: Resazurin, sodium salt CAS: 62758-13-8 Purity Grade: Pure Molecular Formula: C12H6NNaO4 Formula Weight: 251.17 MDL Number: MFCD00005036 Synonym: 7-Hydroxy-3H-phenoxazin-3-one 10-oxide, sodium salt

Biebrich Scarlet, dye content approx. 70%, ACROS Organics™

Chemical Name or Material: Biebrich Scarlet Name Note: 99% CAS: 4196-99-0 Assay Percent Range: 99% Molecular Formula: C22H14N4Na2O7S2 Formula Weight: 556.48 MDL Number: MFCD00003891 Synonym: Acid Red 66

Nigrosine, pure, water soluble, certified, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Nigrosine CAS: 2229872 Purity Grade: Pure Synonym: Acid Black 2

Xylene Cyanol FF 85%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Xylene cyanol Name Note: 85% CAS: 4463-44-9 Purity Grade: Extra Pure Molecular Formula: C25H27N2NaO7S2 Formula Weight: 554.61 MDL Number: MFCD00019481 Synonym: C.I. 43535

Schiff Reagent Solution (Modified), Fisher Chemical

Chemical Name or Material: Schiff Reagent Solution Name Note: Modified CAS: 632-99-5 CAS: 7681-57-4 CAS: 7647-01-0 CAS: 7732-18-5 MDL Number: MFCD00081985

Giemsa Stain (Powder/Certified Biological Stain), Fisher Chemical Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Giemsa Stain CAS: 51811-82-6 Purity Grade: Certified Biological Stain Physical Form: Solid MDL Number: MFCD00081642

2',7'-Dichlorofluorescein, ACS reagent, ACROS Organics™

Chemical Name or Material: 2', 7'-Dichlorofluorescein CAS: 76-54-0 Purity Grade: ACS Reagent Grade Molecular Formula: C20H10Cl2O5 Formula Weight: 401.2 Synonym: 2',7'-Dichloro-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one

Ninhydrin, Reagent ACS, ACROS Organics™

Chemical Name or Material: Ninhydrin CAS: 485-47-2 Purity Grade: ACS Reagent Grade Molecular Formula: C9H6O4 Formula Weight: 178.14 MDL Number: MFCD00003791 Synonym: 1, 2, 3-Indantrione

Xylene Cyanole FF, ACROS Organics™

Chemical Name or Material: Xylene Cyanole FF CAS: 2650-17-1 Molecular Formula: C25H27N2NaO6S2 Formula Weight: 538.61 MDL Number: MFCD00040657

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