Terteriary Colors Stains and Dyes and Indicators

Rhodamine B, ACROS Organics™

Chemical Name or Material: Rhodamine B CAS: 81-88-9 Purity Grade: Pure Molecular Formula: C28H31ClN2O3 Formula Weight: 479.01 MDL Number: MFCD00011931 Synonym: Basic Violet 10

New Fuchsin, ACROS Organics™

Chemical Name or Material: New Fuchsin CAS: 3248-91-7 Molecular Formula: C22H23N3·HCl Formula Weight: 365.89 MDL Number: MFCD00012567 Synonym: Basic Violet 2

Alizarin Complexone Dihydrate, Indicator Grade, ACROS Organics™

Chemical Name or Material: Alizarin Complexone dihydrate CAS: 455303-00-1 Purity Grade: Pure Assay: 97 to 103% (on dry substance) Molecular Formula: C19H15NO8·2H2O Formula Weight: 421.35 MDL Number: MFCD00149067 Synonym: (3, 4-Dihydroxy-2-anthraquinonyl)methyliminodiacetic acid dihydrate

Phenolphthalein Indicator Products for Science Education

Chemical Name or Material: Phenolphthalein Indicator CAS: 77-09-8 Purity Grade: Reagent Grade Assay Percent Range: 100% w/v Linear Formula: C20H14O4 Formula Weight: 318.33 Synonym: 3, 3-Bis(4-Hydroxylphenyl)-1(3H)-Isobenzofuranone

Universal pH Indicator Solution, ACROS Organics™

Chemical Name or Material: pH Indicator solution, universal CAS: 67-63-0 MDL Number: MFCD00148741

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

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

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

Rhodamine 110, Laser Grade, 99%, ACROS Organics™

Chemical Name or Material: Rhodamine 110 CAS: 13558-31-1 Purity Grade: Pure Assay: ≥98.5% Assay Percent Range: 98+% Molecular Formula: C20H15ClN2O3 Formula Weight: 366.79

Universal Indicator Solution, in Isopropanol, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: pH Indicator solution, universal (in isopropanol) CAS: 67-63-0 CAS: 67-63-0 CAS: 7732-18-5 Purity Grade: Extra Pure MDL Number: MFCD00148741

IR-125, Laser Grade, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: IR-125 CAS: 3599-32-4 Purity Grade: Extra Pure Molecular Formula: C43H47N2NaO6S2 Formula Weight: 774.97 MDL Number: MFCD00013078 Synonym: Indocyanine Green

Phenolphthalein, Indicator, ACROS Organics™

Chemical Name or Material: Phenolphthalein CAS: 77-09-8 Purity Grade: Pure Assay: 98.0 to 102.0% Assay Percent Range: 98.5% Molecular Formula: C20H14O4 Formula Weight: 318.32 MDL Number: MFCD00005913

Coumarin 6, Laser Grade 98%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Coumarin 6 Name Note: 98% CAS: 38215-36-0 Purity Grade: Extra Pure Assay Percent Range: 98% Molecular Formula: C20H18N2O2S Formula Weight: 350.44 MDL Number: MFCD00041869 Synonym: 3-(2'-Benzothiazolyl)-7-diethylaminocoumarin

Indicator Solution, Universal Products for Science Education

Chemical Name or Material: Universal Indicator Solution CAS: 34722-90-2 CAS: 64-17-5 CAS: 547-58-0 CAS: 845-10-3 CAS: 518-51-4 Assay Percent Range: <0.2% w/v Synonym: Universal pH Indicator

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

Thionin Products for Science Education

Chemical Name or Material: Thionin CAS: 581-64-6 Assay Percent Range: >85% w/v Formula Weight: 263.74 Synonym: 3, 7-Diaminophenothiazin-5-ium Chloride

Rose Bengal, 85%, pure, certified, 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

Protein Gel Loading Dye, 2x, ACROS Organics™

Chemical Name or Material: Protein gel loading dye

Loading Dye 10X Products for Science Education

Chemical Name or Material: Loading Dye 10X CAS: 62625-28-9 CAS: 77-86-1 CAS: 57-5-1 CAS: 7732-18-5

Sudan IV Products for Science Education

Chemical Name or Material: Sudan IV CAS: 85-83-6 Physical Form: Powder Assay Percent Range: 99.95% w/v Linear Formula: S Formula Weight: 380.17 Synonym: Fast Oil Red B

o-Cresolphthalein Complexone, pure, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: o-Cresolphthalein Complexone Name Note: Pure CAS: 2411-89-4 Purity Grade: Pure Molecular Formula: C32H32N2O12 Formula Weight: 636.6 MDL Number: MFCD00005911 Synonym: Phthalein Complexon

Hematoxylin, 85%, pure, ACROS Organics™

Chemical Name or Material: Hematoxylin CAS: 517-28-2 Purity Grade: Pure Assay Percent Range: 85% Molecular Formula: C16H14O6·xH2O Formula Weight: 302.27 MDL Number: MFCD00078111 Synonym: C.I. 75290

Phenolphthalein in IPA Solution Products for Science Education

Chemical Name or Material: Phenolphthalein in IPA Solution CAS: 67-63-0 CAS: 77-09-8 CAS: 7732-18-5 Formula Weight: Mixture

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

Chemical Name or Material: Lissamine rhodamine B sulfonyl chloride Name Note: 99+% CAS: 62796-29-6 Purity Grade: Extra Pure Assay Percent Range: 99+% Molecular Formula: C27H29ClN2O6S2 Formula Weight: 577.11 MDL Number: MFCD00042001 Synonym: Sulforhodamine B sulfonyl chloride

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

Giemsa Stain, High Purity Biological Stain, ACROS Organics™

Chemical Name or Material: Giemsa Stain CAS: 51811-82-6 Purity Grade: Pure MDL Number: MFCD00081642

Fluorescein Isothiocyanate Isomer I, 90%, Pure, ACROS Organics™

Chemical Name or Material: Fluorescein isothiocyanate isomer I CAS: 3326-32-7 Purity Grade: Pure Assay: ≥88% (HPLC) Assay Percent Range: 90% Molecular Formula: C21H11NO5S Formula Weight: 389.38 MDL Number: MFCD00005063 Synonym: 5-FITC

D-Luciferin sodium salt monohydrate, 98+%, ACROS Organics™

Chemical Name or Material: D-Luciferin sodium salt monohydrate CAS: 103404-75-7 Assay: ≥98.0% Assay Percent Range: 98+% Molecular Formula: C11H7N2NaO3S2·H2O Formula Weight: 320.32 MDL Number: MFCD11865368 Synonym: Firefly Luciferin monosodium salt monohydrate

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

Chemical Name or Material: Acid Fuchsin Name Note: Pure CAS: 3244-88-0 Purity Grade: Pure Molecular Formula: C20H17N3Na2O9S3 Formula Weight: 585.52 MDL Number: MFCD00013286 Synonym: Acid Violet 19

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

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