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| Description | |
|---|---|
| Catalogue Number | 103965 |
| Replaces | FX0260-1 |
| Synonyms | Iron vitriol |
| Description | Iron(II) sulfate heptahydrate |
| Product Information | |
|---|---|
| CAS number | 7782-63-0 |
| Grade | ACS,ISO,Reag. Ph Eur |
| Hill Formula | FeO₄S * 7H₂O |
| Chemical formula | FeSO₄ * 7H₂O |
| Molar Mass | 278.02 g/mol |
| HS Code | 2833 29 80 |
| Applications | |
|---|---|
| Application | Iron(II) sulfate heptahydrate for analysis EMSURE® ACS,ISO,Reag. Ph Eur. CAS 7782-63-0, EC Number 233-336-3, chemical formula FeSO₄ * 7H₂O. |
| Physicochemical Information | |
|---|---|
| Density | 1.89 g/cm3 (20 °C) |
| Melting Point | >60 °C Elimination of water of crystallisation |
| pH value | 3 - 4 (50 g/l, H₂O, 20 °C) |
| Bulk density | 600 kg/m3 |
| Solubility | 400 g/l |
| Toxicological Information | |
|---|---|
| LD 50 oral | LD50 Rat 319 mg/kg |
| Safety Information according to GHS | |
|---|---|
| Hazard Pictogram(s) |  |
| Hazard Statement(s) | H302: Harmful if swallowed. H315: Causes skin irritation. H319: Causes serious eye irritation. |
| Precautionary Statement(s) | P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. |
| RTECS | NO8510000 |
| Storage class | 10 - 13 Other liquids and solids |
| WGK | WGK 1 slightly water endangering |
| Disposal | 14 Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535). |
| Safety Information | |
|---|---|
| Hazard Symbols |  Harmful |
| Categories of danger | harmful, irritant |
| R Phrase | R 22-36/38 Harmful if swallowed.Irritating to eyes and skin. |
| Storage and Shipping Information | |
|---|---|
| Storage | Store at +15°C to +25°C. |
| Specifications | |
|---|---|
| Assay (manganometric) | 99.5 - 102.0 % |
| Identity | passes test |
| Appearance of solution | passes test |
| Insoluble matter | ≤ 0.01 % |
| pH-value (5 %; water) | 3.0 - 4.0 |
| Chloride (Cl) | ≤ 0.0005 % |
| Phosphate (PO₄) | ≤ 0.001 % |
| Total nitrogen (N) | ≤ 0.001 % |
| Heavy metals as Pb | ≤ 0.005 % |
| As (Arsenic) | ≤ 0.0002 % |
| Ca (Calcium) | ≤ 0.005 % |
| Cr (Chromium) | ≤ 0.005 % |
| Cu (Copper) | ≤ 0.001 % |
| Fe III (Iron III) | ≤ 0.02 % |
| K (Potassium) | ≤ 0.002 % |
| Mg (Magnesium) | ≤ 0.002 % |
| Mn (Manganese) | ≤ 0.05 % |
| Na (Sodium) | ≤ 0.02 % |
| Ni (Nickel) | ≤ 0.005 % |
| Pb (Lead) | ≤ 0.0005 % |
| Zn (Zinc) | ≤ 0.005 % |
| Substance not precipitated by ammonium hydroxide | ≤ 0.1 % |
| Corresponds to ACS,ISO,Reag. Ph Eur | |
