CAS No.: | 7446-19-7 |
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Formula: | Znso4.H2O |
EINECS: | 11138-66-2 |
Certification: | CCIC, CIQ, RoHS, ISO |
Purity: | ≥99% |
Appearance: | Powder |
Samples: |
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Specification | GB25579-2010 | FCC,1996 | |
Content | ZnSO4.H2O | 99.0-100.5 | 98.0-100.5 |
ZnSO4.7H2O | 99.0-108.7 | 99.0-108.7 | |
As | 0.0003 | -- | |
Alkali metal | 0.50 | 0.5 | |
PH | pass test | normal | |
Se | 0.003 | 0.003 | |
Hg | 0.0001 | 0.0005 | |
Pb | 0.0004 | 0.001 | |
Cd | 0.0002 | 0.0005 |
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