Chemical Specifications Appearance White or almost white ,crystalline powder /pellets/flakes /crystals Assay (Titrimetry) 98.0-101% Melting point 64 - 66 deg C Sulphated ash Max 0.05% Appearance of Solution Colour NMT by 6 Related Substance (Total Impurity) NMT 1.0% Solubility Very Soluble in ethanol freely soluble in either, slightly soluble in water, it dissolves in solutions of alkali hydroxides. Non-Volatile Matter NMT 0.1%