We are offering anhydrous sodium sulphate. physiochemical properties propertes unit values appearance - white crystalline powder sodium sulphate content % min 99 loss on drying % max 1.0 ph of 10 % solution - 6-8 loi at 600 c % max 1.0 water insoluble % max 0.5 packing kgbag 50 * at the time of packing. Applications • kraft paper and paper board • glss • detergent powders • sodium salts manufacturing • processing textile fibres • dyes • tanning • freezing mixtures