| Description | |
|---|---|
| Catalogue Number | 108881 |
| Synonyms | Zinc vitriol |
| Description | Zinc sulfate heptahydrate |
| Product Information | |
|---|---|
| CAS number | 7446-20-0 |
| EC index number | 030-006-00-9 |
| EC number | 231-793-3 |
| Grade | Ph Eur,BP,JP,USP,FCC |
| Hill Formula | O₄SZn * 7 H₂O |
| Chemical formula | ZnSO₄ * 7 H₂O |
| Molar Mass | 287.54 g/mol |
| HS Code | 2833 29 20 |
| Physicochemical Information | |
|---|---|
| Density | 1.97 g/cm3 (20 °C) |
| Melting Point | 100 °C |
| pH value | 4 - 6 (50 g/l, H₂O, 20 °C) |
| Bulk density | 800 - 1000 kg/m3 |
| Solubility | 965 g/l |
| Toxicological Information | |
|---|---|
| LD 50 oral | LD50 Rat 1260 mg/kg |
| Safety Information according to GHS | |
|---|---|
| Hazard Pictogram(s) |  |
| Hazard Statement(s) | H302: Harmful if swallowed. H318: Causes serious eye damage. H410: Very toxic to aquatic life with long lasting effects. |
| Precautionary Statement(s) | P273: Avoid release to the environment. P280: Wear eye protection. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P313: Get medical advice/ attention. |
| RTECS | ZH5300000 |
| Storage class | 10 - 13 Other liquids and solids |
| WGK | WGK 3 highly 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 | Dangerous for the environmentHarmful |
| Categories of danger | harmful, irritant, dangerous for the environment |
| R Phrase | R 22-41-50/53 Harmful if swallowed.Risk of serious damage to eyes.Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
| S Phrase | S 22-26-39-46-60-61 Do not breathe dust.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear eye/face protection.If swallowed, seek medical advice immediately and show this container or label.This material and its container must be disposed of as hazardous waste.Avoid release to the environment. Refer to special instructions/ Safety data sheets. |
| Storage and Shipping Information | |
|---|---|
| Storage | Store at +5°C to +30°C. |
| Transport Information | |
|---|---|
| Declaration (railroad and road) ADR, RID | UN 3077 , 9, III |
| Declaration (transport by air) IATA-DGR | UN 3077 , 9, III |
| Declaration (transport by sea) IMDG-Code | UN 3077 , 9, III, Marine Pollutant: P, Segregation Group: 7 (Heavy metals and their salts (including their organometallic compounds)) |
| Specifications | |
|---|---|
| Assay (complexometric) | 99.0 - 102.0 % |
| Identity | passes test |
| Appearance of solution | passes test |
| Free acid | passes test |
| pH-value (5 %; water) | 4.4 - 5.6 |
| Chloride (Cl) | ≤ 0.0005 % |
| Heavy metals (as Pb) | ≤ 0.0010 % |
| As (Arsenic) | ≤ 0.0002 % |
| Ca (Calcium) | ≤ 0.005 % |
| Cd (Cadmium) | ≤ 0.0002 % |
| Cu (Copper) | ≤ 0.001 % |
| Fe (Iron) | ≤ 0.001 % |
| Hg (Mercury) | ≤ 0.0005 % |
| Mg (Magnesium) | ≤ 0.005 % |
| Pb (Lead) | ≤ 0.0004 % |
| Se (Selenium) | ≤ 0.003 % |
| Residual solvents (ICH Q3C) | excluded by manufacturing process |
| Alkali- and alkaline earth metals (as sulphates) | ≤ 0.5 % |
| Loss on Drying (105°C) | 35.5 - 38.5 % |
| Residues of metal catalysts or metal reagents acc. to EMEA/CHMP/SWP/4446/2000 are not likely to be present, except for the main component. | |
| Corresponds to Ph Eur,BP,JP,USP,FCC | |