Sodium metabisulfite CAS NO.7681-57-4

This product is colorless prismatic crystal or white powder ; sulfur dioxide smell, sour, salty; storing a color gradient yellow Pur…

This product is colorless prismatic crystal or white powder ; sulfur dioxide smell, sour, salty; storing a color gradient yellow Purpose chemical pharmaceutical industry for the production of insurance powder, sulfamethazine analgin, caprolactam and chloroform, benzene styrene sulfone and purifying formaldehyde. Photographic industry as a fixing agent ingredients. Perfume industry for the production of vanillin. Used in brewing industry preservatives, rubber coagulant and cotton bleached dechlorination agent. Organic intermediates, dyes, leather is used as a reducing agent used for electroplating industry, oil field wastewater treatment as well as mine processing agent. Packaging 25 kg net inside the plastic bag or 1000 kg net major packaging bags.