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7782-63-0
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7782-63-0
| Product Name: | Ferrous sulfate heptahydrate |
| CAS: | 7782-63-0 |
| MF: | FeH14O11S |
| MW: | 278.01 |
| EINECS: | 616-510-7 |
| Mol File: | 7782-63-0.mol |
| Ferrous sulfate heptahydrate Chemical Properties | |
| Melting point | 64 °C |
| density | 1.898 g/mL at 25 °C (lit.) |
| vapor pressure | 14.6 mm Hg ( 25 °C) |
| storage temp. | Store at +15°C to +25°C. |
| solubility | 25.6 g/100 mL (20°C) |
| form | Solution |
| Specific Gravity | 1.898 |
| color | Slightly greenish to blue |
| PH | 3.0-4.0 (25℃, 50mg/mL in H2O) |
| Odor | pale bluish-grn. cryst. or gran., odorless |
| Water Solubility | 25.6 g/100 mL (20 ºC) |
| Sensitive | Air Sensitive & Hygroscopic |
| Merck | 144,057 |
| Exposure limits | ACGIH: TWA 1 mg/m3 |
| NIOSH: TWA 1 mg/m3 | |
| Stability: | Stable. Substances to be avoided include strong oxidizing agents. Air and moisture sensitive. |
| InChIKey | SURQXAFEQWPFPV-UHFFFAOYSA-L |
| LogP | -1.031 (est) |
| CAS DataBase Reference | 7782-63-0(CAS DataBase Reference) |
| EPA Substance Registry System | Ferrous sulfate heptahydrate (7782-63-0) |
Appearance | Blue-green crystals or granules | |
Identification | Tests for Ferrous Salts (Iron) and for Sulfate | Passes test |
Assay (base on FeSO4·7H2O) | 99.5%~104.5% | 100.2% |
Mercury(Hg) | ≤1 mg/kg | <1 mg/kg |
Arsenic(As) | ≤3 mg/kg | <3 mg/kg |
Lead(Pb) | ≤2 mg/kg | <2 mg/kg |


| Product Name: | Ferrous sulfate heptahydrate |
| CAS: | 7782-63-0 |
| MF: | FeH14O11S |
| MW: | 278.01 |
| EINECS: | 616-510-7 |
| Mol File: | 7782-63-0.mol |
| Ferrous sulfate heptahydrate Chemical Properties | |
| Melting point | 64 °C |
| density | 1.898 g/mL at 25 °C (lit.) |
| vapor pressure | 14.6 mm Hg ( 25 °C) |
| storage temp. | Store at +15°C to +25°C. |
| solubility | 25.6 g/100 mL (20°C) |
| form | Solution |
| Specific Gravity | 1.898 |
| color | Slightly greenish to blue |
| PH | 3.0-4.0 (25℃, 50mg/mL in H2O) |
| Odor | pale bluish-grn. cryst. or gran., odorless |
| Water Solubility | 25.6 g/100 mL (20 ºC) |
| Sensitive | Air Sensitive & Hygroscopic |
| Merck | 144,057 |
| Exposure limits | ACGIH: TWA 1 mg/m3 |
| NIOSH: TWA 1 mg/m3 | |
| Stability: | Stable. Substances to be avoided include strong oxidizing agents. Air and moisture sensitive. |
| InChIKey | SURQXAFEQWPFPV-UHFFFAOYSA-L |
| LogP | -1.031 (est) |
| CAS DataBase Reference | 7782-63-0(CAS DataBase Reference) |
| EPA Substance Registry System | Ferrous sulfate heptahydrate (7782-63-0) |
Appearance | Blue-green crystals or granules | |
Identification | Tests for Ferrous Salts (Iron) and for Sulfate | Passes test |
Assay (base on FeSO4·7H2O) | 99.5%~104.5% | 100.2% |
Mercury(Hg) | ≤1 mg/kg | <1 mg/kg |
Arsenic(As) | ≤3 mg/kg | <3 mg/kg |
Lead(Pb) | ≤2 mg/kg | <2 mg/kg |


