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o-Cresolphthalein

pH Indicator

Product Size 25gm/100gm Grade Laboratory Reagent (LR)
Purity CAS No. 596-27-0
Molecular Formula C22H18O4 Molecular Weight 346.39
H.S. Code 29349900 Shelf Life 60 months
MSDS Certificate of Analysis (COAs)

Specifications

pH 8.2 - 9.8 Colourless to violet red
Absorption maxima (at pH 11.3) 565 - 569 nm
Insoluble matter in ethanol Passes test
Loss on drying (135°C) Max. 0.5%

Safety Information and Hazard Symbols
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