| Customization: | Available |
|---|---|
| Grade Standard: | Electron Grade, Industrial Grade, Agriculture Grade |
| Appearance: | Solid |
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Project | A photo | Photo two | Premium grade |
Main content (dry basis) | ≥99.5% | ≥99.5% | ≥99.0% |
Water | ≤0.5% | ≤0.5% | ≤0.5% |
Water insoluble matter | ≤0.005% | ≤0.01% | - |
Chloride | ≤0.2% | ≤0.2% | ≤0.5% |
Iodide | ≤0.001% | - | - |
Sulfate | ≤0.005% | ≤0.005% | ≤0.01% |
PH(5%) | 4.5-6.0 | 4.5-6.0 | 4.5-6.0 |
Arsenic1 | - | - | ≤0.0004% |
lead | ≤0.2ppm | ≤5ppm | ≤5ppm |
Iron | ≤0.5ppm | ≤1ppm | - |
Copper | ≤0.5ppm | ≤1.0ppm | - |
Bismuth | ≤0.2ppm | ≤0.5ppm | - |
Aqueous transmittance(250g/l) | 93~100(410nm) | 85~100(410nm) | - |
Clarity test | Qualified | Qualified | - |
Water color(250g/l) | ≤15.0Hazen | - | - |
Package | Lined with plastic bags or cardboard drum, 25kg / bag, barrel | ||




