| post date: | nov 24,2021 |
| expiry date: | may 23,2022 |
| detailed description: |
cas no. :7681-57-4
quantity: 1000metric tons specs:96.5%;95.0% payment method: tt/lc product name: sodium metabisulfite einecs no.: 231-673-0 molecular formula: na2s2o5 molecular weight: 190.10 appearance: white or slight yellow crystalline powder quality standard: hg/t 2826-2008 uses: printing and dyeing mordant; dechlorination agent of fabric after bleaching; chemical, pharmaceutical reductant and sulfonating agent; bleaching agent of bamboo, wood, paper fiber; dressing agent of non-ferrous metal; wastewater treatment; rubber curing agent packing: pe bag lined pp woven bag. net wt: 25, 50, 1000kg/bag. |
| 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:; |
