Propylparaben CAS NO.94-13-3

Product name:Propyl Paraben CAS NO.:94-13-3 TETS RESULT Characters/ White, crystalline powder and Description and Solubility Complies Ident…

Product name:Propyl ParabenCAS NO.:94-13-3TETS RESULT Characters/ White, crystalline powder and Description and Solubility Complies Identification A) IR Absorption Absorption spectrum concordant with Propyl Parahydroxy Benzoate Reference Standard. B) TLC ( BP Method ) The principal spot in the chromatogram obtained with test solution (b) iss similar in position and size to the principal spot in the chromatogram obtained with reference C) Colour Test ( BP Method ) solution (b) Solution (a) develops an orange to red colour and solution (b) develops an yellow to orange brown. D) Melting Point 99 o C Melting Range 96.2 o C to 99 o C Appearance of Solution Clear , and less intensely coloured than reference solution BY6. Acidity 0.03 ml of 0.1 N Sodium Hydroxide Solution consumed. Related Substances Less than 0.1 % Residue on Ignition 0.016 % w/w Organic Volatile Impurities Complies Assay 100.02 % w/w