dipotassium tetracyanoniccolate
Potassium tetracyanonickelate(II) hydrate
CAS: 14220-17-8
Molecular Formula: C4K2N4Ni
dipotassium tetracyanoniccolate - Names and Identifiers
dipotassium tetracyanoniccolate - Physico-chemical Properties
| Molecular Formula | C4K2N4Ni |
| Molar Mass | 240.96 |
| Density | 1.875 |
| Melting Point | 100°C -H₂O |
| Water Solubility | soluble H2O [MER06] |
| Merck | 14,7684 |
dipotassium tetracyanoniccolate - Risk and Safety
| Risk Codes | R49 - May cause cancer by inhalation R15/29 - R22 - Harmful if swallowed R42/43 - May cause sensitization by inhalation and skin contact. R50/53 - Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R32 - Contact with acids liberates very toxic gas R26/27/28 - Very toxic by inhalation, in contact with skin and if swallowed. |
| Safety Description | S53 - Avoid exposure - obtain special instructions before use. S22 - Do not breathe dust. S36/37 - Wear suitable protective clothing and gloves. S43 - In case of fire use ... (there follows the type of fire-fighting equipment to be used.) S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. S60 - This material and its container must be disposed of as hazardous waste. S29 - Do not empty into drains. S28 - After contact with skin, wash immediately with plenty of soap-suds. S7 - Keep container tightly closed. |
| UN IDs | UN 1588 6.1/PG 2 |
| WGK Germany | 3 |
| RTECS | QR8650000 |
| FLUKA BRAND F CODES | 10-21 |
| HS Code | 28372000 |
| Hazard Class | 6.1(b) |
| Packing Group | III |
dipotassium tetracyanoniccolate - Reference Information
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| category | toxic substances |
| toxicity grade | high toxicity |
| Acute toxicity | oral-mouse LD50: 275 mg/kg |
| explosive hazard characteristics | explosive mixture with chlorate and sodium (potassium) nitrite |
| flammability hazard characteristics | Non-flammability; Decomposition of toxic hydrogenated hydrogen gas in contact with water, moisture and acid, potassium oxide, cyanide and nitrogen oxide fumes |
| storage and transportation characteristics | The warehouse is ventilated and dried at low temperature; With chlorate, sodium (potassium) nitrite, separate storage and transportation of food raw materials |
| extinguishing agent | water mist |
| Occupational Standard | TLV-TWA 0.1 mg (nickel)/m3 |
Last Update：2024-04-10 22:29:15
