Product name: Sodium Sulphate Anhydrous, Molecular formula : Na2SO4 Purity: 99% 98% 97% 96% Uses: Used as ... 20FCL.HS NO. 2833110000 Specification Standard Typical ResultNa2SO4:99%Min99.01Water Insolubles:0.05%Max0.02%Ca+Mg ... %Uses: Used as filler of detergent, making of sodium sulphide, water glass, or used in papermaking, glass ... fiber, leather, metallurgy, enamel and soap. sodium sulphate anhydrous