Phenolphthalein 98.0-101.0% Ph. Eur.

Supplier: VWR Chemicals

Synonyms: 3,3-Bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one

83544.180EA 3737 INR
Phenolphthalein 98.0-101.0% Ph. Eur.
Formula: C₂₀H₁₄O₄
MW: 318,33 g/mol
Melting Pt: 258…262 °C
Density: 1,3 g/cm³ (20 °C)
Storage Temperature: Ambient
MDL Number: MFCD00005913
CAS Number: 77-09-8
EINECS: 201-004-7
REACH: 01-2119498295-24
Merck Index: 13,07325

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Specification Test Results

Assay (calculated on dried substance) 98.0 - 101.0 %
Appearance White/almost white powder
Identification A Passes test
Identification B Passes test
Solution S Passes test
Appearance of solution Passes test
Acidity or alkalinity Passes test
Related substances Passes test
Cl (Chloride) Max. 100 ppm
SO4 (Sulphate) Max. 200 ppm
Heavy metals (as Pb) Max. 10 ppm
Loss on drying (105°C) Max. 0.5 %
Sulphated ash Max. 0.1 %
Residual solvents Passes test

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