SZSE：002741
| Product No. | Product name | specifications |
| 1.09426.010 | Zinc sulfate?heptahydrate | AR500g |
| 1.09426.020 | Zinc sulfate?heptahydrate | AR25kg |
| 1.09426.030 | Zinc sulfate?heptahydrate | CP500g |
| 1.09426.040 | Zinc sulfate?heptahydrate | CP25kg |
| Item | AR | CP |
| Assay(ZnSO4 · 7H2O) | ≥99.5% | ≥99.0% |
| pH value (50g / L solution, 25 ℃) | 4.4～6.0 | 4.4～6.0 |
| Clarity test, number | ≤3 | ≤5 |
| Water insoluble | ≤0.01% | ≤0.02% |
| Chloride (Cl) | ≤0.0005% | ≤0.002% |
| Total nitrogen (N) | ≤0.001% | ≤0.002% |
| Arsenic (As) | ≤0.00005% | ≤0.0002% |
| Sodium (Na) | ≤0.05% | ≤0.1% |
| Magnesium (Mg) | ≤0.005% | ≤0.01% |
| Potassium (K) | ≤0.01% | ≤0.02% |
| Calcium (Ca) | ≤0.005% | ≤0.01% |
| Manganese (Mn) | ≤0.0003% | ≤0.001% |
| Iron (Fe) | ≤0.0005% | ≤0.002% |
| Copper (Cu) | ≤0.001% | ≤0.005% |
| Cadmium (Cd) | ≤0.0005% | ≤0.002% |
| Lead (Pb) | ≤0.001% | ≤0.01% |
IATA-DGR UN 3077 ENVIRONMENTALLY HAZARDOUS SUBSTANCE,SOLID,N.O.S.(ZINC SULFATE),9，Ⅲ
光華科技微信公眾號(hào)
Metal Compounds
PCB Solutions
Chemical Reagents
contact us