SZSE：002741
| Product No. | Product name | specifications |
| 1.01860.020 | Potassium carbonate anhydrous | AR500g |
| 1.01860.030 | Potassium carbonate anhydrous | AR25kg |
| 1.01860.040 | Potassium carbonate anhydrous | CP500g |
| Item | AR | CP |
| Assay(K2CO3) | ≥99.0% | ≥98.0% |
| Clarity of solution | Pass3 | Pass5 |
| Insoluble matter in water | ≤0.005% | ≤0.03% |
| Chloride(Cl) | ≤0.003% | ≤0.01% |
| Sulfur compound(as SO4) | ≤0.003% | ≤0.01% |
| Total nitrogen(N) | ≤0.001% | ≤0.01% |
| Phosphate and silicate(as SiO2) | ≤0.005% | ≤0.02% |
| Loss on drying | ≤1.0% | ≤2.0% |
| Sodium(Na) | ≤0.05% | ≤0.10% |
| Magnesium(Mg) | ≤0.002% | ≤0.005% |
| Calcium(Ca) | ≤0.002% | ≤0.02% |
| Iron(Fe) | ≤0.0005% | ≤0.002% |
| Copper(Cu) | ≤0.0005% | ≤0.001% |
| Lead(Pb) | ≤0.0005% | ≤0.001% |
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