硫酸锌 Zinc sulfate
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China, Urumqi
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Description
zinc sulfate monohydrate | Zinc sulfate heptahydrate | ||||
Molecular Formula: ZnSO4 .H2O | Molecular Formula:ZnSO4 .7H2O | ||||
HG2934-2000 | HG/T 2326-2005 | ||||
CAS# : 7446-19-7 | CAS# : 7446-20-0 | ||||
Testing Items | monohydrate | heptahydrate | |||
Appearance | White powder | -- | |||
Zinc Sulphate content% | ≥ | 96.09 | 99 | ||
Zn% | ≥ | 35 | 22.51 | ||
Pb% | ≤ | 0.001 | 0.001 | ||
As% | ≤ | 0.0005 | -- | ||
Cd% | ≤ | 0.001 | 0.001 | ||
Fineness 60~80 mesh% | ≥ | 95 | -- | ||
Water insoluble matter% | ≤ | -- | 0.02 | ||
PH% | ≥ | -- | 3 | ||
Fe% | ≤ | -- | 0.003 | ||
Mn% | ≤ | -- | 0.005 | ||
Packaging: 25kg Weaving. |
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硫酸锌 Zinc sulfate
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