We are offering anhydrous sodium sulphate. physiochemical properties propertes unit valuesappearance - white crystalline powdersodium sulphate content % min 99loss on drying % max 1.0ph of 10 % solution - 6-8loi at 600 c % max 1.0water insoluble % max 0.5packing kgbag 50 * at the time of packing. Applications kraft paper and paper boardglssdetergent powderssodium salts manufacturingprocessing textile fibresdyestanningfreezing mixtures