Zinc Oxide Zinc Oxide supplier/export ZnO EP7
Zinc Oxide Pharmaceutical Grade EP7
standard
|
|
Assay(ZnO)
|
99.0%-100.5%
|
Alkalinity
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According to the test
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Carbonates and substances insoluble in acid
|
according to the test
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Arsenic(As)
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Not more than 5ppm
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Cadmium(Cd)
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Not more than 10ppm
|
Iron(Fe)
|
Not more than 200ppm
|
Lead(Pb)
|
Not more than 50ppm
|
Loss on Ignition(500'C)
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Not more than 1.0%
|
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