Zinc sulphate heptahydrate 99.0-103.0%, crystals ACS
Supplier: MP Biomedicals
Certificates
About this item
CAS Number:7446-20-0
:7733-02-0
Formula:ZnSO₄·7H₂O
MDL Number:MFCD00149894
Merck Index:12,10293
Melting Pt:100 °C
Density:1.45 g/cm³ (20 °C)
Storage Temperature:Ambient
EINECS:231-793-3
UN:3077
ADR:9,III
:287.54 g/mol
:GHS05
:GHS07
:GHS09
Specification Test Results
- Assay:99,0 - 103,0%
- pH (5% aq soln) :4,4 - 6,0
- Insoluble Matter:≤0,01%
- Chloride:≤5 ppm
- Nitrate:≤0,002%
- Ammonium:≤0,001%
- Calcium:≤0,005%
- Iron:≤0,001%
- Lead:≤0,003%
- Magnesium:≤0,005%
- Manganese:≤3 ppm
- Potassium:≤0,01%
- Sodium:≤0,05%