- Min.Order :0
- Purity:
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Quick Details
- Appearance:white or light yellow crystalline powder , relative density is 1.4
- Application:It can be used as the material of medicine, or used as curing agent of rubber; It also can be used a
- PackAge:External packing is PP woven bag, Internal packing is PE bag, the thickness ≥0.05mm. There are "food additives Sodium metabisulfite" printed on the external packing, with the sign of "Avoid moistu…
- ProductionCapacity:|/
- Storage:Stored in cool and dry place, avoid moisture and heat. No breakage, No mixed with oxidant and toxic
- Transportation:
Superiority:
Che…
Details:
Chemical composition
Quality standard : GB1893-1998
| Item | Company standard |
| Assay ( as Na2S2O5 ) % ≥ | 96.5 |
| Fe % ≤ | 0.005 |
| Clarity | clear |
| Heavy metal (Pb)% ≤ | 0.001 |
| As % ≤ | 0.0002 |
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