1. Chemical Name:
zinc sulfate monohydrate
2. Molecular Formula:
ZnSO
4
·
H
2
O
3. Molecular Weight:
179.49
4. CAS:
7446-19-7
5.
EINECS
:
231-793-3
6. Expiration:
24 months (used within the period of validity)
7
. Character:
I
t is white powder, soluble in water, slightly soluble in alcohol. It is very easy deliquescent in air.
8
. Us
ages
:
Nutritional supplement (zinc intensifier)
Product Parameter
Test item | Standard |
Identification | Passes test |
Assay(ZnSO4 · H2O) % | 98.0-100.5 |
Acidity | Passes test |
Alkali es and alkaline earth s % | ≤ 0.50 |
Cd mg/kg | ≤ 2.0 |
Lead mg/kg | ≤ 4.0 |
Hg mg/kg | ≤ 5.0 |
Se % | ≤ 0.003 |