| post date: | dec 01,2021 |
| expiry date: | dec 08,2021 |
| detailed description: |
cas no. :7681-57-4
quantity: 25metric tons specs:purity:97% price:270 usd metric tons payment method: lc or tt chemical name sodium metabisulfite structural formula molecular formula na2s2o5 cas no. 7681-57-4 molecular weight 190.1 properties white or light yellow crystalline powder , relative density is 1.4 . specifictions >97% packing 25kg plastic woven bag or following your demand. uses it can be used as the material of medicine, or used as curing agent of rubber; it also can be used as dechlorinating agent and scouring agent of textile; it also can be used in the process of leather moreover, it can be used as the material of fine chemicals, or used as developer; in food industry, it can be used as bleaching agent, loosening agent, antisepsis bactericide and antioxygen antistaling agent. |
| 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; |
| molecular formula: | na2s2o5 |
| molecular weight: | 190.1065 |
| molecular structure: | 
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| hazard symbols: | |
| risk codes: | r22:; r31:; r41:; |
| safety description: | s26:; s39:; s46:; |
