Blue Stains Dyes and Indicators

Alfa Aesar™ Reactive Blue 4, dye content ca 40%

Chemical Name or Material: Reactive Blue 4 CAS: 13324-20-4 Name Note: dye content ≈40% Molecular Formula: C23H14Cl2N6O8S2 Formula Weight: 637.44 MDL Number: MFCD00001218 Synonym: C.I. 61205; Procion™ Blue MX-R

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

Alcian Blue 8GX, certified, ACROS Organics™

Chemical Name or Material: Alcian Blue 8GX CAS: 33864-99-2 Molecular Formula: C56H68Cl4CuN16S4 Formula Weight: 1298.88 MDL Number: MFCD00010720 Synonym: Ingrain Blue 1

Alfa Aesar™ Brilliant Blue G soln., Ready-to-Use

Chemical Name or Material: Brilliant Blue G soln. CAS: 6104-58-1 Name Note: Ready-to-Use Molecular Formula: C47H48N3NaO7S2 Formula Weight: 854.04 MDL Number: MFCD00078482 UN Number: UN1992 Beilstein: 5230822 Synonym: Coomassie Brilliant Blue G; C.I. 42655

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

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

Alfa Aesar™ Orange G/blue dye (6X)

Chemical Name or Material: Orange G/blue dye

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

Alfa Aesar™ Bromophenol Blue

Chemical Name or Material: Bromophenol Blue CAS: 115-39-9 Molecular Formula: C19H10Br4O5S Formula Weight: 669.98 MDL Number: MFCD00005875 Beilstein: 61698 Merck Index: 14,1444 Synonym: Bromphenol Blue

Thymol Blue Sodium Salt, For analysis ACS, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Thymol Blue sodium salt CAS: 62625-21-2 Purity Grade: ACS Reagent Grade Molecular Formula: C27H29NaO5S Formula Weight: 488.58 MDL Number: MFCD00151093

Alfa Aesar™ Brilliant Blue R soln., Ready-to-Use

Chemical Name or Material: Brilliant Blue R soln. CAS: 6104-59-2 Name Note: Ready-to-Use Molecular Formula: C45H44N3NaO7S2 Formula Weight: 825.97 MDL Number: MFCD00041762 UN Number: UN1992 Beilstein: 5718025 Synonym: Coomassie Brilliant Blue R; C.I. 42660

Bromothymol Blue Solution, 0.04% Products for Science Education

Chemical Name or Material: Bromothymol Blue Solution, 0.04% CAS: 62625-28-9 CAS: 7732-18-5 CAS: 7732-18-5 Physical Form: Liquid Assay Percent Range: 0.04% w/v Formula Weight: 646.37

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

Xylene cyanol FF, ∽75%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

CAS: 2650-17-1 Physical Form: Powder Assay Percent Notes: ∽75% Molecular Formula: C25H27N2NaO6S2 Formula Weight: 538.61 MDL Number: MFCD00040657 Synonym: Acid blue 147 monosidium salt

Alfa Aesar™ Fast Blue BB salt

Chemical Name or Material: Fast Blue BB salt CAS: 5486-84-0 Molecular Formula: C34H36Cl4N6O6Zn Formula Weight: 831.89 MDL Number: MFCD00074765 Beilstein: 1845288 Synonym: 4-Benzamido-2,5-diethoxybenzene diazonium chloride hemi zinc salt; C.I. 37175

Alfa Aesar™ Nitro Blue Tetrazolium chloride, 99%

Chemical Name or Material: Nitro Blue Tetrazolium chloride CAS: 298-83-9 Molecular Formula: C40H30Cl2N10O6 Formula Weight: 817.65 MDL Number: MFCD00012159 Beilstein: 4115923 Synonym: Nitro BT; Nitrotetrazolium Blue chloride

Methylene Blue Trihydrate (Crystalline/USP), Fisher Chemical

Chemical Name or Material: Methylene Blue Trihydrate CAS: 7220-79-3 Purity Grade: USP Physical Form: Solid Assay: Inclusive between 98.0% Molecular Formula: C16H18ClN3S · 3 H2O Formula Weight: 373.9 MDL Number: MFCD00150008 Synonym: Basic Blue 9 Trihydrate

Alfa Aesar™ Tetrabromophenol Blue

Chemical Name or Material: Tetrabromophenol Blue CAS: 4430-25-5 Molecular Formula: C19H6Br8O5S Formula Weight: 985.55 MDL Number: MFCD00005876 Beilstein: 378438 Synonym: 3,4,5,6,3',5',3'',5''-Octabromophenolsulfonphthalein

Patent Blue V, sodium salt, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Patent blue V, sodium salt CAS: 20262-76-4 Molecular Formula: C27H31N2NaO7S2 Formula Weight: 582.67 MDL Number: MFCD09608138 Synonym: Acid Blue 3

Toluidine Blue O (Certified Biological Stain), Fisher Chemical

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

Methylene Blue, 1% w/v aqueous solution, Alfa Aesar™

Chemical Name or Material: Methylene Blue CAS: 122965-43-9 CAS: 7732-18-5 Physical Form: Liquid Assay Percent Range: 1% w/v aqueous solution Molecular Formula: C16H18ClN3S Formula Weight: 319.86 MDL Number: MFCD00012111

Alfa Aesar™ Brilliant Blue G, ultrapure

Chemical Name or Material: Brilliant Blue G CAS: 6104-58-1 Name Note: Ultrapure Molecular Formula: C47H48N3NaO7S2 Formula Weight: 854.04 MDL Number: MFCD00078482 Synonym: Coomassie Brilliant Blue G 250; C.I. 42655

Bromophenol Blue (Certified ACS), Fisher Chemical

Chemical Name or Material: Bromophenol Blue Name Note: pH Indicator CAS: 115-39-9 Purity Grade: Certified ACS Grade Molecular Formula: C19H10Br4O5S Linear Formula: C6H4SO2OC(C6H2-3, 5-Br2-4-OH)2 Formula Weight: 669.96 MDL Number: MFCD00005875 Synonym: 4, 4'-(3H-2, 1-Benzoxathiol-3-ylidene) bis-[2

Toluidine Blue O, Certified, 65% min dye content, Alfa Aesar™

Formula Weight: 305.83 MDL Number: MFCD00011934 Synonym: Basic Blue 17,C.I. 52040 Physical Form: Powder Chemical Name or Material: Toluidine Blue O Molecular Formula: C15H16ClN3S CAS: 92-31-9 Packaging: Glass bottle Assay: ≥65% dye content

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

Bromochlorophenol Blue, sodium salt, pure, water soluble, ACROS Organics™

Chemical Name or Material: Bromochlorophenol Blue, sodium salt CAS: 102185-52-4 Purity Grade: Extra Pure Molecular Formula: C19H9Br2Cl2NaO5S Formula Weight: 603.03 MDL Number: MFCD00001612

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

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

Methylthymol blue, sodium salt , indicator grade , ACROS Organics™

Chemical Name or Material: Methylthymol blue, sodium salt CAS: 108722-19-6 Molecular Formula: C37H44N2O13S·xNa Formula Weight: 756.83 MDL Number: MFCD00148905

Bromophenol Blue sodium salt, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Bromophenol Blue, sodium salt Name Note: Pure CAS: 62625-28-9 Purity Grade: Pure Molecular Formula: C19H9Br4NaO5S Formula Weight: 691.94 MDL Number: MFCD00013793 Synonym: 3',3'',5',5''-Tetrabromophenolsulfonephthalein

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