Factory price sales of sodium metabisulphite

Physical Properties Sodium metabisulfite is white or yellow crystalline powder or small crystals, with a strong smell of SO2, the proportion of 1.4, soluble in water, aqueous solution is acidic, and acid contact with the release of SO2 and generates the corresponding salts, long time home in the air , the oxidized Na2S2O6, so the product can not Jiucun. Higher than 1500C, the decomposition of the SO2. Harmful ingredients: Partial Sodium Use 1 Pharmaceutical industry: for the production of chloroform, benzene, styrene sulfone and formaldehyde. 2 Rubber industry used as coagulant. 3Dyeing and printing industry: for cotton bleaching agent after dechlorination, cotton scouring agent. 4 Leather industry: for leather processing, make leather soft, plump, tough, waterproof, bending, wear-resistant properties. 5 Chemical industry: used in the production of vanillin hydroxyl, hydroxylamine hydrochloride and so on. 6 Photographic industry: used as a reagent, etc.. 7 Food industry: used as a bleaching agent, preservatives, baking powder, antioxidants, color agents and preservatives. Storage Precautions Store in a cool, dry, ventilated warehouse. Away from fire and heat. Keep container closed. Should be the oxidant, acid, food chemicals stored separately and avoid mixing reservoir. Not Jiucun to avoid deterioration. Storage areas shall be provided with suitable shelter materials spill. Waste Disposal Method Disposal should be read before the national and local relevant laws and regulations. During and after the use of safe landfill disposal method. Transportation Note To complete the time of shipment packing, loading should be conservative. Transportation process to ensure that the container does not leak, did not fall, not fall, no damage. Strictly prohibited and oxidizer, acid, food chemicals, etc. mixed mixed transportation. Transportation should prevent exposure, rain, anti-high temperature. Transport vehicles should be completely finished cleaning.