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Description
Product ZINC OXIDE
Item Standard Result
Apperance A soft, white or faintly yellowish-white, a morphous powder Confirm
Assay% m/m 95.0 95.2
Identification Positive reaction Positive reaction
Alkalinity Add 0.1ml of phenolphthalein solution to the mixture solution,filtered,,add hydrochloric acid to change the red colour to the indicator. Confirm
Carbonates and substances ≤0.2 0.13
As% ≤0.001 0.0008
Cd% ≤0.001 0.0007
Water % ≤0.05 0.041
PbO(tested in Pb) % ≤0.005 0.0047
Zn % 76.3 76.6
MnO(tested in Mn) % ≤0.0001 Conform
CuO(tested in Cu) % ≤0.0001 Confirm
Loss on ignition % m/m ≤0.1 0.05
105℃ volatile substances % ≤0.5 ≤0.48
(FeO tested in Fe)≤% ≤0.0005 ≤0.00047
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Qingdao Aoyate Chemicals Co,.Ltd
chemcial material
Address: shandong road ,shinan. Qingdao,
Qingdao, Shandong
China, 266071
Tel: 0086-532-86662831
Fax: 0086-532-86662390
