Food grade sodium metabisulfite

Sodium metabisulfite Shandong bleach 12 yuan food grade CAS: 7681-57-4 Chinese name 2: Sodium metabisulfite Chemicals Chinese name: sodium metabisulfite English name 2: sodium pyrosulfite / sodium metabisulphite CAS No .: 7681-57-4 Formula: Na2S2O5 Molecular Weight: 190.09 Properties: Sodium metabisulfite is white or yellow crystalline powder or small crystals, with a strong SO2 smell, specific gravity 1.4, soluble in water, acidic aqueous solution, with a strong acid in contact with the release of SO2 and generate the corresponding salts, long home air, the oxidation of Na2S2O6, so the product can not go far. Higher than 1500C, decomposition of the SO2. Purposes: for dyeing, organic synthesis, printing, leather, pharmaceutical and other sectors in the industry; as preservatives, bleaches, bulking agent in food processing. Packaging and storage: 1, bags (barrels) should sign painted on a firm, including: product name, grade, weight and name of manufacturer; 2, sodium metabisulfite, plastic bags or drums lined with plastic bag Net weight 25 or 50kg; 3, the product transportation, storage should prevent damage, moisture, heat deterioration. Strictly prohibited and oxidants, acid coexist; Shanghai Biological Technology Co., Ltd. Ming co-operating in good faith, welcome new and old customers call to discuss! Contact: Liu Jing 13816261287 13296120751 021-61107751 021-61107753 QQ: 1976351898