Product name: Anhydrous Na2So4 Sodium Sulphate Anhydrous SODIUM SULPHATE ANHYDROUS 99% is a white, odorless, bitter crystalline or powder with hygroscopicity. The appearance is colorless, transparent, large crystals or granular small crystals. CAS number: 7757-82-6 HS Code: 283311 Molecular Formula: Na2So4 Packing: Jumbo bag 1.5 MT and PP Sacks of 50 kgs