Home > Pallav Chemicals > Metallic Salts (Metal Salts) > Ferrous Sulphate Heptahydrate 98.5% Extrapure
Ferrous Sulphate Heptahydrate 98.5% Extrapure
Iron(II) Sulphate heptahydrate
Product Code. |
01223 |
Grade |
Extrapure |
Purity |
98.5% |
CAS No. |
7782-63-0 |
Molecular Formula |
FeSO4.7H2O |
Molecular Weight |
278.01 |
H.S.Code |
2833.29100 |
Shelf Life |
36 Months |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
Green powder |
Odour |
Odorless |
| pH value |
3 - 4 at 50 g/l at 25 °C |
Melting point/ Freezing point [°C] |
64 °C |
Boiling point [°C] |
> 300°C |
| Vapour pressure mm/Hg |
14.6 mm Hg at 25 °C |
Density [g/cm3] |
1.898 g/cm3 at 25 °C |
Solubility in water [% weight] |
48.6 g/100 g water @ 500C |
Packaging
Specification
| Appearance | Light blue or blue-green or green powder or crystals |
| Assay | 98.5 - 104.5% |
| pH (5% solution in water) | 3.0 - 4.0 |
| Chloride (Cl) | Max 0.01% |
| Heavy metal (as Pb) | Max 0.005% |
| Arsenic (As) | Max 0.0002% |
| Lead (Pb) | Max 0.001% |
| Iron (III) salts (as Fe) | Max 0.2% |
| Copper (Cu) | Max 0.005% |
| Manganese (Mn) | Max 0.1% |
| Mercury (Hg) | Max 0.0003% |
| Zinc (Zn) | Max 0.05% |
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H302-H315-H319
Precaution Statement: P305 + P351 + P338