| Colorless to white solid | Complying |
| Assay | 98.0-102.0%w/w |
| Heavy metals (as Pb) | <= 0.005% |
| Iron (Fe) | <= 0.005% |
| Sulfide (S) | Complying |
| Sulfate & Sulfite (as SO4) | <= 0.1% |
| pH (5% in water) | 6.0-8.4 |
| Water insolubles | <= 0.005% |
| Formula : Na2O3S2 |
| CAS : 7772-98-7 |
| EC : 231-867-5 |
| 19830591 | 6 x 1kg | HDPE (1kg) |
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