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Code:km-293
Product name: Bromothymol blue CAS No.: 76-59-5 Molecular formula: C27H28O5Br2S Molecular weight: 624.39 PH indicator range: 6.0(yellow)---7.6(blue) Residue on ignition (as sulfate): 0.3% max Mass-absorption coefficient (L/cm·g): 52.0% min