... years professional experience 3.ISO certficate SODIUM SULPHATE ANHYDROUS FOR DETERGENT USE General Information1)Name:sodium sulphate anhydrous2)HS code:283311003) It ... item as:STPP94%,SLES70%,LABSA96%,Caustic soda,Soda ash,Sodium sulphate anhydrous,Calcium hypochlorite and Zeolite powder for detergent use. If ... interesting with us,please let me know without any hesitate! Sodium Sulphate Anhydrous 99%