HomeBROMOTHYMOL BLUE INDICATOR 0.04% SOLUTIONBROMOTHYMOL BLUE INDICATOR 0.04% SOLUTION Product CodeB-00517BRANDBio-ChemGradeCAS No76-59-5Molecular FormulaC27H28Br2O5SMolecular Weight624.38H.S.Code3822.00900Shelf Life36 MonthsPurity99 % COAs MSDS Physical Properties Physical state at 20 °CLiquidColourDark bluish to brown green Packaging Specification AppearanceA dark bluish/brown green colored solutionpH transition (6.0-7.6)Yellow to blueSafety Information and Hazard Symbols Symbol: GHS07 ,GHS08Signal Word: Warning