SZSE：002741
| Product No. | Product name | specifications |
| 1.01864.010 | Potassium thiosulfate hydrate | CP500g |
| 1.01864.020 | Potassium thiosulfate hydrate | AR500g |
| Item | AR | CP |
| Assay[K2S2O3·1/3H2O] | ≥98.5% | ≥98.0% |
| Clarity of solution | Pass | Pass |
| Insoluble matter | ≤0.01% | ≤0.015% |
| Sulfate and sulfite(as SO4) | ≤0.2% | ≤0.3% |
| Sulfide(S) | ≤0.002% | ≤0.004% |
| Calcium(Ca) | ≤0.01% | ≤0.01% |
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