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Hebei Chemlad Import & Export Co., Ltd
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zinc oxide
| Subject: | zinc oxide |
| Update Date: | 2007-04-02 00:00:00.0 |
| Valid Period: |
Never expired
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or
or
Description
Item Index
Appearance white powder
Zinc oxide (dry)% ≥ 99.70
kali (as K)% ≤ 0.0010
sodium oxide (as Na)% ≤ 0.0010
ferric oxide (as Fe)% ≤ 0.0020
cadmium oxide (as Cd)% ≤ 0.0050
lead oxide (as Pb)% ≤ 0.037
copper oxide (as Cu)% ≤ 0.0002
metallic zinc (as Zn) no
moisture % ≤ 0.3
insoluble matter in HCL % ≤ 0.006
Loss on ignition % ≤ 0.2
PH 7.0-8.0
Grainsize μm ≤ 0.50
Residue on screen ( 44μm)% ≤ 0.10
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