Appearance: Pale yellow to grey yellow free-flowing powder or pellet,soluble in water. Application: It is the most selective of the range of xanthates,used in the treatment of metallic sulphide and complex ores.It may also be used as a vulcanisation accelerator for the rubber industry and a precipitant in the wetting metallurgical industry. Specifications: Xanthate purity : 90.0% min Free alkali : 0.2% max Moisture/volatile : 4.0%. Plywood case, 800kg net each.