Other chemical names: Sodium pyrosulphite, Sodium disulphite; Disodium pentaoxodisulphate, SMBS
Properties: White crystals or crystalline powder
Packing:In 25KG bags lined with PE bags.
Storage and Transportation: suitable for any transportation conditions, sealed and stored in ventilated, dry and shady warehouse, can’t be mixed with the poisonous.
|Iron(based on SO2)||10ppm max|
|Heavy Metals(Pb)||5ppm max|
|Arsenic(as As)||1ppm max|
♥ Food industry is used as bleaching agent, preservative, bulking agent, antioxidant, color protectant and preservative.
♥ Sodium metabisulfite has stronger reducing properties than sulfate, and its effect is similar to sodium sulfite.
♥ Used as chromatographic analysis reagent, preservative and reducing agent, used in dye and pharmaceutical industry.