Customization: | Available |
---|---|
CAS No.: | 1310--58--3 |
Classification: | Potassium-Hydroxide |
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Parameter | Grade | ||
Standard | HG/T3688 - 2000 | UN Code | 1813 CLASS 8 PKG II |
Item | Inspection item % | Premium Grade | First Grade |
1 | KOH | ≥ 95 | ≥ 90 |
2 | K2CO3 | ≤ 0.5 | ≤ 0.5 |
3 | Sulfate (SO4) | ≤ 0.005 |
≤ 0.005 |
4 | Chloride (Cl) | ≤ 0.005 | ≤ 0.005 |
5 | Phosphate (PO4) | ≤ 0.005 | ≤ 0.005 |
6 | Nitrate (N) | ≤ 0.0005 | ≤ 0.0005 |
7 | Silicate (SiO3) | ≤ 0.01 | ≤ 0.01 |
8 | Fe | ≤ 0.0005 | ≤ 0.0005 |
9 | Na | ≤ 0.8 | ≤ 0.8 |
10 | Al | ≤ 0.002 | ≤ 0.002 |
11 | Ca | ≤ 0.005 | ≤ 0.005 |
12 | Ni | ≤ 0.0005 | ≤ 0.0005 |
13 | Heavy metal (as Pb) | ≤ 0.002 | ≤ 0.002 |
14 | Appearance | white flake | white flake |
15 | Conclusion | fist grade |