Calcium Chloride, Sodium Bicarbonate, Ammonium Bicarbonate manufacturer / supplier in China, offering CAS: 7757-82-6 High Quality Sodium Sulphate Anhydrous 99% Min Battery/Dyeing, Industry Grade Photographic Sodium Sulphite Sodium Sulfite Na2so3 97%, High Quality White Powder Anhydrous Sodium Sulphite 96%Min and 98%Min Na2so3 and so on.