China Hot Sale Zinc Oxide 99.7% 99.5% for Rubber, Find details about China 99.5% Zinc Oxide, Manufacture from Hot Sale Zinc Oxide 99.7% 99.5% for Rubber
Catalog | Index | ||
Model | SP-T1(special grade 1) | SP-T2(special grade | SP-T3(special grade 3) |
ZnO (based on dry products)%≥ | 99.8 | 99.7 | 99.5 |
metal (based on Zn) %≤ | - | - | - |
PbO (based on Pb) %≤ | 0.0028 | 0.037 | 0.04 |
CuO (based on Cu) %≤ | 0.0001 | 0.0002 | 0.0004 |
MnO (based on Mn) %≤ | 0.0001 | 0.0001 | 0.0001 |
Hydrochloric acid insoluble matter %≤ | 0.003 | 0.012 | 0.015 |
Ignition loss %≤ | 0.13 | 0.2 | 0.2 |
Water soluble matter %≤ | 0.01 | 0.1 | 0.2 |
Residue on screen (320 mesh) wet screening %≤ | 0.10 | 0.13 | 0.2 |
105ºC volatile matter %≤ | 0.06 | 0.3 | 0.4 |
Specific surface area (m²/g)%≥ | 60 | 50 | 45 |
Particle size um | 20-40(um) | 25-40 | 25-40 |