Detailed Description: |
Cas No. :7681-57-4
Quantity: 22,000Metric Tons
Specs:Industrial / Food Grade
Price:320 USD Metric Tons
Payment Method: T/T, L/C, D/P, Western Union
Sodium Metabisulphite
– Product Identification CAS No. : 7681-57-4 EINECS No. : 231-673-0 H.S. Code : 2832.1000 Formula : Na2S2O5 Molecular Weight : 190.10 Synonyms : Dinatriumdisulfit; Disulfito De Disodio; Disulfite De Disodium; Disodium Disulfite; Disodium Salt Pyrosulfurous Acid; Disulfurous Acid, Disodium Salt; Pyrosulfurous Acid, Disodium Salt; Sodium Metabisulfite; Sodium Disulfite; Sodium Pyrosulfite;
– Physical And Chemical Properties Physical State : White or yellowish crystal powder Melting Point : 150 C (Decomposes) Specific Gravity : 1.48 Solubility in water : 54 g/100ml (20 oC); 81.7 g/100ml (100 oC) NFPA Ratings : Health: 2; Flammability: 0; Reactivity: 0 Stability : Stable under ordinary conditions
– Applications Industrial Grade : – Printing dyeing mordant, Dechlorinating agent for washed fabric. – Medical deoxidizer and sulfonating agent. – Bleaching agent of bamboo, wood and paper fiber. – Non-ferrous mineral separation agent. – Waste water disposing agent. – Rubber coagulator. – Alkyl spice aldehyde in spice industry. – Depilating agent, softening agent and anti-wear agent in leather industry. – Reducer of developer and protective agent of fixative in sensitization industry. Food Grade : – Bleaching agent ( Sugar, Pastry, Water-soaked bamboo slices, Mushrooms, etc ). – Loosening agent ( Bread, Biscuit, etc ). – Corrosion Protection Antiseptic ( Fruit juice, Can, brewing, grain storage, etc ). – Antioxidant and Fresh keeping agents ( Lily flower, Sea Food, Fruit, Vegetables, etc ).
– Specification Testing Items / Quality Standard (Food Grade) / Quality Standard (Industrial Grade) Purity – Na2S2O5 : 96.5% Min / 96.5% Min Water Insoluble : 0.05% Max / 0.05% Max Iron (Fe) : 0.003% Max / 0.005% Max Arsenic (As) : 0.0001% Max / 0.0001% Max Heavy Metal (Pb) : 0.0005% Max / – Clarity : Pass / –
– Transportation Storage : Store in a cool, dry, well-ventilated warehouse. Packing : In 25kgs /50kgs /1000kgs net p.p. woven bags
– Other Trade Information Min. Order Quantity : 25 MTS Supply Capacity : 22,000mts /Year Loading Capacity : 27Mts/1080Bags (1×20’FCL) Port of Loading : Huangpu / Hengyang / Tianjin, China Fresh Stocks : Yes Ref. Price : USD305.- ~ USD320.-/MT FOB Huangpu / Tianjin, China Shipment Time : Within 2-3 weeks upon receipt of advance payment or L/C . Payment Terms : T/T, L/C ( Sight / 90days ), D/P, Western Union Origin : Hunan, Tianjin Sample Availability : Yes Main Export Markets : South Africa, Thailand, Myanmar, Pakistan, Lebanon, Turkey, Iran, Spain
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