Zinc sulphate heptahydrate ≥99.5%, AnalaR NORMAPUR® analytical reagent
:7446-20-0
:
:ZnSO₄·7H₂O
:MFCD00149894
:12,10293
:100 °C
:1.97 g/cm³ (20 °C)
:Ambient
:231-793-3
:3077
:9,III
:287.54 g/mol
:GHS07
:GHS05
:GHS09
- Assay:≥ 99.5 %
- Solution in water:Passes test
- pH (25°C; 5 %):4.4 - 6.0
- Insolubility in water:≤ 100 ppm
- Cl (Chloride):≤ 5 ppm
- Total N (Nitrogen):≤ 5 ppm
- As (Arsenic):≤ 0.5 ppm
- Ca (Calcium):≤ 10 ppm
- Cd (Cadmium):≤ 5 ppm
- Cu (Copper):≤ 5 ppm
- Fe (Iron):≤ 5 ppm
- K (Potassium):≤ 10 ppm
- Li (Lithium):≤ 10 ppm
- Mn (Manganese):≤ 3 ppm
- Na (Sodium):≤ 10 ppm
- Pb (Lead):≤ 20 ppm
- Sr (Strontium):≤ 5 ppm
- Conforms to BDH 10299:Passes test