China Industrial Grade Zinc Oxide for Synthetic Rubber 99.8% Purity, Find details about China Zinc Oxide, Zinc Oxide Industri Grade from Industrial Grade Zinc Oxide for Synthetic Rubber 99.8% Purity
Item | Index | ||
ZnO | 99.0% | 99.5% | 99.7% |
Moisture (150°C) | 0.3% max | 0.3% max | 0.3% max |
Soluble in water | 0.1% max | 0.1% max | 0.1% max |
Pb | 0.15% max | 0.1% max | 0.037% max |
Mn | 0.001% max | 0.0005% max | 0.0004% max |
Cu | 0.001% max | 0.0005% max | 0.0004% max |
PH Value | 6.8-7.2 | 6.8-7.2 | 6.8-7.2 |
Acid-Insoluble Substance, %≤ | 0.01% Max | 0.01% Max | 0.01% Max |