CadmiumhydroxidePRS
Cadmium hydroxide
CAS: 21041-95-2
Molecular Formula: CdH2O2
CadmiumhydroxidePRS - Names and Identifiers
| Name | Cadmium hydroxide |
| Synonyms | AI3-09097 Cadmium hydrate Cadmium hydroxide cadmiumdihydroxide Cadmium dihydroxide CadmiumhydroxidePRS cadmium(+2) cation hydrate Cadmium hydroxide (Cd(OH)2) CADMIUM HYDROXIDE, EXTRA PURE Cadmium hydroxide [Cadmium and cadmium compounds] |
| CAS | 21041-95-2 |
| EINECS | 244-168-5 |
| InChI | InChI=1/Cd.H2O/h;1H2/q+2 |
CadmiumhydroxidePRS - Physico-chemical Properties
| Molecular Formula | CdH2O2 |
| Molar Mass | 146.43 |
| Density | 4.79g/mLat 25°C(lit.) |
| Melting Point | 232°C(lit.) |
| Boling Point | 100°C at 760 mmHg |
| Water Solubility | Soluble in dilute acids. Slightly soluble in water; 0.026 g/100 mL. |
| Solubility | Soluble in dilute acids, NH{4}Cl solutions |
| Vapor Presure | 24.5mmHg at 25°C |
| Appearance | Powder |
| Specific Gravity | 4.79 |
| Exposure Limit | ACGIH: TWA 0.01 mg/m3; TWA 0.002 mg/m3NIOSH: IDLH 9 mg/m3 |
| Solubility Product Constant(Ksp) | pKsp: 14.14 |
| Merck | 14,1620 |
| PH | 9.36(1 mM solution);9.36(10 mM solution);9.36(100 mM solution) |
| Sensitive | Air Sensitive |
| Physical and Chemical Properties | |
| Use | For the preparation of nickel-cadmium batteries, metal surface treatment and gas chromatography analysis |
CadmiumhydroxidePRS - Risk and Safety
| Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R50/53 - Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R68 - Possible risk of irreversible effects R62 - Possible risk of impaired fertility R48/23/25 - R26 - Very Toxic by inhalation R63 - Possible risk of harm to the unborn child R45 - May cause cancer |
| Safety Description | S60 - This material and its container must be disposed of as hazardous waste. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S53 - Avoid exposure - obtain special instructions before use. |
| UN IDs | UN 2570 6.1/PG 3 |
| WGK Germany | 3 |
| RTECS | EV1260000 |
| TSCA | Yes |
| Hazard Class | 6.1 |
| Packing Group | III |
CadmiumhydroxidePRS - Reference Information
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| solubility in water (g/100ml) | grams dissolved per 100ml of water: 2.697 × 10-4/20 ℃ |
| purpose | for the preparation of nickel-cadmium batteries, the preparation of other cadmium salts. Metal surface treatment and gas chromatography analysis. used to prepare nickel-cadmium batteries, metal surface treatment and gas chromatography analysis, etc. used as electronic component materials, also used in the manufacture of cadmium salt |
| category | toxic substances |
| flammability hazard characteristics | toxic cadmium smoke from thermal decomposition |
| storage and transportation characteristics | warehouse ventilation and low temperature drying |
| fire extinguishing agent | water, dry powder, carbon dioxide, foam |
Last Update：2024-04-10 22:29:15
