Blue Stains and Dyes and Indicators

Trypan Blue, ACROS Organics™

Chemical Name or Material: Trypan Blue CAS: 72-57-1 Molecular Formula: C34H24N6Na4O14S4 Formula Weight: 960.78 MDL Number: MFCD00003969 Synonym: C.I. 23850

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

Chemical Name or Material: Brilliant Blue R Name Note: Pure CAS: 6104-59-2 Purity Grade: Pure Molecular Formula: C45H44N3NaO7S2 Formula Weight: 825.96 MDL Number: MFCD00041762 Synonym: Acid Blue 83

Patent Blue VF, pure, indicator grade, ACROS Organics™

Chemical Name or Material: Patent Blue VF CAS: 129-17-9 Purity Grade: Pure Molecular Formula: C27H31N2NaO6S2 Formula Weight: 566.67 MDL Number: MFCD00012119 Synonym: αzurine 2G

Toluidine Blue O Solution, 0.5% Products for Science Education

Chemical Name or Material: Toluidine Blue O Solution, 0.5% CAS: 92-31-9 CAS: 7732-18-5 Purity Grade: Laboratory Grade Assay Percent Range: 0.5% w/v

Victoria Blue B, pure, ACROS Organics™

Chemical Name or Material: Victoria blue B CAS: 2580-56-5 Purity Grade: Extra Pure Molecular Formula: C33H32ClN3 Formula Weight: 506.09 MDL Number: MFCD00011878 Synonym: Basic Blue 26

Chicago Sky Blue 6B

Chemical Name or Material: Pontamine Sky Blue 6BX CAS: 2610-05-1 Molecular Formula: C34H24N6Na4O1 Formula Weight: 992.79 MDL Number: MFCD00004020

Methylene Blue (Certified Biological Stain), Fisher Chemical

Chemical Name or Material: Methylene Blue CAS: 7220-79-3 Purity Grade: Certified Biological Stain Molecular Formula: C16H18ClN3S · 3 H2O Formula Weight: 373.9 MDL Number: MFCD00012111 Synonym: Basic Blue 9

Bromophenol Blue Solution, 0.04%/Certified, Fisher Chemical

Chemical Name or Material: Bromophenol Blue Solution, 0.04% CAS: 62625-28-9 CAS: 7732-18-5 Purity Grade: Certified Grade Assay Percent Range: 0.04% MDL Number: MFCD00013793

Indoine Blue, Acros Organics™

Infrared Spectrum: Authentic Loss on Drying: 10% max. (110°C, 1 h) Formula Weight: 506.01 Lambda Max: 595 to 601nm (0.001% in methanol) CAS: 4569-88-4 Molecular Formula: C30H24ClN5O Chemical Name or Material: Indoine Blue

Bromothymol Blue, Indicator, ACROS Organics™

Chemical Name or Material: Bromothymol Blue CAS: 76-59-5 Purity Grade: Pure Molecular Formula: C27H28Br2O5S Formula Weight: 624.38 MDL Number: MFCD00005872 Synonym: 3';, 3';';-Dibromothymolsulfonephthalein

Solvent Blue 38

Chemical Name or Material: Fast Blue CAS: 1328-51-4 MDL Number: MFCD00071424

Methylene Blue hydrate, pure, ACROS Organics™

Chemical Name or Material: Methylene Blue hydrate CAS: 122965-43-9 Purity Grade: Pure Assay: ≥70% (TiCl3-titration) Molecular Formula: C16H18ClN3S·xH2O Formula Weight: 319.85 Synonym: Basic Blue 9 hydrate

Celestine Blue, pure, ACROS Organics™

Chemical Name or Material: Celestine blue CAS: 1562-90-9 Purity Grade: Extra Pure Molecular Formula: C17H18ClN3O4 Formula Weight: 363.79 MDL Number: MFCD00011927

Hydroxy Naphthol Blue, Disodium Salt, Pure, ACROS Organics™

Chemical Name or Material: Hydroxy Naphthol Blue, disodium salt CAS: 165660-27-5 Purity Grade: ACS Reagent Grade Physical Form: Crystals or Crystalline Powder Molecular Formula: C20H12N2Na2O11S3 Formula Weight: 598.47 MDL Number: MFCD00004075 Synonym: 2,2'-Dihydroxy-1,1'-azonaphthalene-3',4,6'-trisulfonic acid disodium salt

Bromophenol Blue, Indicator, Pure, ACROS Organics™

Chemical Name or Material: Bromophenol Blue Name Note: Indicator CAS: 115-39-9 Purity Grade: Pure Molecular Formula: C19H10Br4O5S Formula Weight: 669.96 MDL Number: MFCD00005875 Synonym: 3', 3'', 5'

Aniline Blue, sodium salt, pure, water soluble, high purity biological stain, ACROS Organics™

Chemical Name or Material: Aniline Blue, sodium salt CAS: 28631-66-5 Purity Grade: Pure Molecular Formula: C32H25N3Na2O9S3 Formula Weight: 737.71 MDL Number: MFCD00036130 Synonym: Acid Blue 22

Bromothymol Blue, sodium salt, pure, water soluble, indicator, ACROS Organics™

Chemical Name or Material: Bromothymol Blue, sodium salt CAS: 34722-90-2 Purity Grade: Pure Molecular Formula: C27H27Br2NaO5S Formula Weight: 646.35 MDL Number: MFCD00077263 Synonym: 3', 3''-Dibromothymolsulfonephthalein, sodium salt

Brilliant Blue G, pure, ACROS Organics™

Chemical Name or Material: Brilliant blue G CAS: 6104-58-1 Purity Grade: Extra Pure Molecular Formula: C47H48N3NaO7S2 Formula Weight: 854.02 MDL Number: MFCD00078482 Synonym: Acid Blue 90

Thymol Blue Products for Science Education

Chemical Name or Material: Thymol Blue, Sodium Salt CAS: 81012-93-3 Assay Percent Range: 100% w/v Linear Formula: C27H29NaO5S Formula Weight: 466.267 Synonym: Thymolsulfonephthalein

Aniline Blue, W.S., Certified, ACROS Organics™

Chemical Name or Material: Aniline Blue, sodium salt CAS: 28631-66-5 Purity Grade: Pure Assay: 12.0mL of 0.1N TiCl3/g min. Molecular Formula: C32H25N3Na2O9S3 Formula Weight: 737.71 MDL Number: MFCD00036130 Synonym: Acid Blue 22

New Methylene Blue N, zinc chloride double salt, pure, ACROS Organics™

Chemical Name or Material: New Methylene Blue N, zinc chloride double salt CAS: 1711654 Purity Grade: Pure Molecular Formula: 0·5 ZnCl2 Formula Weight: 416.04 MDL Number: MFCD00078135 Synonym: Basic Blue 24

Bromothymol Blue, Pure, Conform to ACS, ACROS Organics™

Chemical Name or Material: Bromothymol Blue Name Note: Pure CAS: 76-59-5 Purity Grade: ACS Reagent Grade Molecular Formula: C27H28Br2O5S Formula Weight: 624.38 MDL Number: MFCD00005872 Synonym: 3';, 3';';-Dibromothymolsulfonephthalein

Bromophenol Blue, ACROS Organics™

Chemical Name or Material: Bromophenol Blue Name Note: Pure CAS: 115-39-9 Purity Grade: ACS Reagent Grade Molecular Formula: C19H10Br4O5S Formula Weight: 669.96 MDL Number: MFCD00005875 Synonym: 3', 3'', 5'

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

Chemical Name or Material: Toluidine Blue O CAS: 92-31-9 Purity Grade: Certified Biological Stain Molecular Formula: C15H16ClN3S Formula Weight: 305.83 MDL Number: MFCD00011934 Synonym: Basic Blue 17

Bromphenol Blue Indicator Solution, 0.04% Products for Science Education

Chemical Name or Material: Bromphenol Blue Indicator Solution, 0.04% CAS: 62625-28-9 CAS: 7732-18-5 Physical Form: Liquid

Evans Blue (Certified), Fisher Chemical

Chemical Name or Material: Evans Blue CAS: 314-13-6 Purity Grade: Certified Grade Molecular Formula: C34H24N6Na4O14S4 Formula Weight: 960.83 MDL Number: MFCD00004021 Synonym: Azovan blue

Thymol Blue, Indicator, ACROS Organics™

Chemical Name or Material: Thymol Blue CAS: 76-61-9 Purity Grade: Extra Pure Molecular Formula: C27H30O5S Formula Weight: 466.58 MDL Number: MFCD00005869 Synonym: TB

New Methylene Blue N 85%, ACROS Organics™

Chemical Name or Material: New methylene Blue N Name Note: 85% CAS: 1934-16-3 Purity Grade: Pure Molecular Formula: C18H22ClN3S Formula Weight: 347.9 MDL Number: MFCD00135878 Synonym: Basic Blue 24

Evans Blue, ACROS Organics

Chemical Name or Material: Evans Blue CAS: 314-13-6 Molecular Formula: C34H24N6Na4O14S4 Formula Weight: 960.8 MDL Number: MFCD00004021 Synonym: C.I. 23860

Brilliant Cresyl Blue Products for Science Education

Chemical Name or Material: Brilliant Cresyl Blue CAS: 81029-05-2 Physical Form: Powder Linear Formula: ZnC34H40Cl4N6O2 Formula Weight: 400.97

  spinner