Bromophenol blue sodium salt in ACS Reagent grade water 90% (dye content), Sigma-Aldrich®

Supplier: SIGMA-ALDRICH MICROSCOPY

Synonyms: Bromophenol blue sodium, Sodium α-(3,5-dibromo-4-oxo-2,5-cyclohexadienylidene)-α-(3,5-dibromo-4-hydroxyphenyl)toluenesulphonate, Sodium 2,6-dibromo-4-(3-(3,5-dibromo-4-hydroxyphenyl)-1,1-dioxido-3H-benzo[c][1,2]oxathiol-3-yl)phenolate, Bromophenol blue water soluble, 4,4'-(3H-2,1-Benzoxathiol-3-ylidene)bis[2,6-dibromophenol] S,S-dioxide sodium salt

M-Clarity™ quality level = MQ200

114405-25G 114405-50G 114405-5G
114405-25GEA 145 EUR
114405-25G 114405-50G 114405-5G
Bromophenol blue sodium salt in ACS Reagent grade water 90% (dye content), Sigma-Aldrich®
Bromophenol blue sodium salt

Bromophenol blue has been used in the sample buffer prepared for western blotting. A tracking dye for nucleic acid or protein electrophoresis in agarose or polyacrylamide gels.

Formula: C₁₉H₉Br₄NaO₅S
MW: 691,95 g/mol
Storage Temperature: Ambient
MDL Number: MFCD00013793
CAS Number: 34725-61-6
EINECS: 252-170-2
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Specification Test Results

Appearance (form) Powder
Infrared spectrum Conforms to structure
Appearance (clarity) c = 0.1%; water, clear solution with only faint turbidity or insoluble matter Pass
Visual interval, pH 3.0 yellow-green Pass
Visual interval, pH 3.4 green Pass
Visual interval, pH 4.6 blue Pass
Recommended retest period 6 years

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