product name: sodium metabisulfite / sodium metabisulphite
molecular weight: 190.10
specification: 25kg woven bag
quality guarantee period: 6 months
structure: |
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molecular formula: |
c9h7no |
molecular weight: |
145.16 |
product specifications: |
implementation of gb-10704-89 standard |
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physical properties: |
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character: |
the products is white crystal powder.boiling point being 267°c. it is insoluble in water & ether,and soluble in acetone,chloroform and alcohol.and benzene. |
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use: |
it is a intermediate of pharmaceuticals,pesticides and dyestuffs.it is used in chemical analysis,too. |
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packing: |
packed in fibre drums of 25kgs net each. |
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storage: |
should be placed in dry, ventilated, dark place, prevent moisture, not mixed with food and seeds. |
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shelf life: |
12 months |