sodium metabisulfite
Inquiry
| Post Date: | Mar 05,2021 |
| Expiry Date: | Sep 01,2021 |
| Detailed Description: |
Cas No. :7681-57-4
Payment Method: L/C.D/P at sight Name：Sodium Metabisulphite(SMBS) Chemical formula：Na2S2O5 Physical appearance：White powder or small crystalline particles. Quality standard：GB1893-1998 Application: 1>Bleaching agent for textile fibres; 2>Colors stripper and dechlorination; 3>Preparation of Indigo Vat Dye; 4>Solubilizing and acidyfing agent for leather industries ; 5>Bleaching agent forpaper pulps; 6>Preservative and sterilisation agent for food industries. Package: 1>25kg /50kg compound plastic woven bag with inner polythene liner; 2>1000kg Jumbo bags; 3>Any other particular requirements to the package can be discussed. Shelf Life:Half one year. Storage & Handling: 1>Store the product in a cool and dry place; 2>Prevent from direct sunlight,water and moisture; 3>Avoid contact with strong acid,oxidants or poisonous substances; 4>Exposure to moisture will make it oxidze easily to sodium sulphate; 5>Do not store it for long time. Product Specification: TECH GRADE FOOD GRADE NA2S2O5 >96.5% >97.0% SO2 >65% >65% FE <0.005% <0.003% WATER INSOLUBLE <0.05% <0.05% HEAVY METAL(PB) <0.001% <0.001% AS <0.0003% <0.0001% |
| CAS Registry Number: | 7681-57-4 |
| Synonyms: | ;Sodium pyrosulfite;disodium disulphite;Sodium metabisulphite;Sodium disulphite;Sodium pyrosulphite;SODIUM DISULFITE;disodium oxidosulfanesulfonate oxide;Sodium Metabi;Metabisulfite Sodium;Sodium Metabisulfite (Food Grade); |
| Molecular Formula: | Na2S2O5 |
| Molecular Weight: | 190.1065 |
| Molecular Structure: | 
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| Hazard Symbols: |  Xn:Harmful; |
| Risk Codes: | R22:; R31:; R41:; |
| Safety Description: | S26:; S39:; S46:; |
| Company: | CHANGSHA WEICHUANG CHEMICAL CO., LTD |
| Contact: | Lucia Chen |
| Tel: | +86 17872514529 |
| Fax: | |
| Email: | Lucia@weichuangchem.com |
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