1.Product Introduction of the Sodium metabisulfite:
| Product name | sodium metabisulfite |
| Appearance | white powder |
| Purity | 96%,97% |
| CAS No. | 7681-57-4 |
| EINECS No. | 231-673-0 |
| MF. | Na2S2O5 |
| Grade Standard | industrial grade,medical grade |
| Classification | Sulfate |
| Package | 25kgs/plastic woven bag or 1000kgs/jumbo bag; 27mts per fcl without pallet |
| Usage | medical,detergent, leather,textile,printing,etc. |
2.Product Parameter（Specification） of the Sodium metabisulfite:
| Items | Standards | Result |
| Appearance | White powder | White powder |
| Na2S2O5 | 96.5%min | 97.02% |
| SO2 | 65%min | 65.30% |
| Fe | 0.005%max | 0.0023% |
| Water insoluble matter | 0.05%max | 0.048% |
| Arsenic(As) | 0.0002%max | 0.0001% |
| Ph | 4-4.5 | 4.1-4.5 |
3.Deliver,Shipping And Serving of the Sodium metabisulfite:
Packing: polypropylene weaving bag, paper plastic complex bag and kraft lined with polyethylene plastic bag. Net weight: 25, 50, 1000 kilograms per bag or according to demands from customers.