BENZOIC ACID

Description

Chemical Specifications Appearance A white, crystalline powder or colourless crystals Assay (alkalimetric; on dried basis) 99.5-100.5% Solubility Slightly soluble in water; soluble in boiling water, freely soluble in alcohol, in chloroform, and in ether, fatty oils. Identifications (as per IP, BP, USP) To comply the tests Melting point 121 -123°C Appearance of solution To comply IP, BP test Readily carbonisable substance To comply IP, BP, USP test Readily oxidisable substance To comply IP, BP, USP test Halogenated compounds and halides Max 0.03%(complies IP test) Cinnamic acid To comply IP test Heavy metal (as Pb) Max 0.001% Arsenic (As) Max 0.0002% Sulphated ash Max 0.1% Residue on ignition Max 0.05% Water (H2O) Max 0.7%