| Customization: | Available |
|---|---|
| CAS No.: | 7681-57-4 |
| Formula: | Na2s2o5 |
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Product Name | Sodium Metabisulfite |
| Purity | 97%min | |
| Grade | Food /Industrial grade | |
| MF | Na2S2O5 | |
| HS Code | 2832100000 |
Packing: 25kg pp bag or 1000kg jumbo bag
Delivery: 10-15days after received your prepayment or original LC
| Item | Food Grade | Industrial grade |
| Purity ( As Na2S2O5)% | 98 min | 97 min |
| Sulfur Dioxide( SO2)% | 65.0min | 65.0min |
| Arssnic (As)% | 0.0002max | -- |
| Heavy Metals (As Pb)% | 0.0005max | -- |
| Selenium (As Se)% | 0.0005max | -- |
| Iron (As Fe)% | 0.001max | 0.002max |
| Water Insoluble% | 0.02max | 0.05max |
| PH Value | 4.0-4.8 | 4.0-4.8 |
The perfume industry is used for the production of vanillin.
Organic intermediates, dyestuffs and tanning are used as reducing agents.
It is used as electroplating industry, waste water treatment in Oilfield and mineral dressing agent used in mines.
It is used as bleaching agent mordant, reducing agent, rubber coagulant, and also used in organic synthesis pharmaceuticals and spices.
Storage & Transportation:
Stored in a dry and ventilating warehouse. Keeping away from moisture and hot; unloaded with care. Stored separately from poisonous substances.
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