مشخصات فنی
| Zinc vitriol | Synonym |
|---|---|
|
7446-20-0
|
CAS-No
|
|
231-793-3
|
EC-No
|
|
ZnSO4*7H2O
|
Linear formula
|
|
White crystal or crystalline powder
|
Appearance
|
|
965 g/l (20ºC)
|
Solub. in H2O
|
|
4-6 (50 g/l, H2O, 20ºC)
|
pH value
|
|
287.55 g/mol
|
Molecular Weight
|
|
100ºC
|
Melting point
|
|
1.97 g/cm3
|
Spec. density
|
|
800-1000 Kg/m3
|
Bulk. Density
|
|
2833-29-20
|
HS-No
|
|
Acute toxicity, Serious eye damage, Acute aquatic toxicity, Chronic aquatic toxicity, Danger, H302, H318, H410, P280, P273, P305 + P351 + P338 + P301 + P330 + P331, P309 + P310 LGK 10 - 13
|
GHS
|
|
Keep container tightly closed in a dry and well-ventilated place
|
Storage Conditions
|
|
≥99.0%
|
Assay
|
|
≤50.0 ppm
|
Magnesium (Mg)
|
|
≤3.0 ppm
|
Manganese (Mn)
|
|
≤500.0 ppm
|
Sodium (Na)
|
|
≤10.0 ppm
|
Iron (Fe)
|
|
≤100.0 ppm
|
Potassium (K)
|
|
≤30.0 ppm
|
Lead (Pb)
|
|
≤50.0 ppm
|
Calcium (Ca)
|
|
≤5.0 ppm
|
Chlorine (Cl)
|
