NAME: Dithiophosphate 25# CAS NO.: 27157-94-4 EC NO.: 248-273-7 Other name: O,O-bis(methylphenyl) hydrogen dithiophosphate CHEMICAL FOMULA:(C7H7O)2PSSH DENSITY: 1.17-1.20g/L SPEC: 60-70% PHYSICALS: Dark brown liquid with irritating smell and corrosivity.combustible +sparing disolution in water. FUNCTIONS: Combination of collector and foamer.it's effective collecting agent for sulfide minerals of lead, coppper, silver and activated zinc sulphide.widely used in prior separation flotation between lead and zinc. It's powerful non-selective collecting agent to all sulphide minerals in neutral and acidic intermedias. Due to its characteristic of sparing disolution in water, it must be put into recifying tank or ball grinder in its proto form. STORAGE: Humidity-proof, heat-proof,fire-proof PACKAGE: 200KG/drum