CAS Registry Number 366-18-7 Melting point 70-73 0C Boiling point 273 0C Water solubility 5.5 g/L 22 0C Melting point:69.0-71.00C Appearance: white crystalline powder Sulphated ash < 0.05% Moisture (KF): 0.50% max Free chlorine: 0.0010% max Sulfate radical (SO42-):0.0050% max Heavy metal (Pb):0.0050% max Solution clarity:(10g sample/100g absolute alcohol, AR) Clear and no mechanical impurities Packing:25kg/paper container