氰化汞(II)
MERCURIC CYANIDE
CAS: 592-04-1
Molecular Formula: C2HgN2
氰化汞(II) - Names and Identifiers
氰化汞(II) - Physico-chemical Properties
| Molecular Formula | C2HgN2 |
| Molar Mass | 252.62 |
| Density | 3.996g/mLat 25°C(lit.) |
| Melting Point | 46.85°C |
| Water Solubility | g/100g solution H2O: 6.31 (0°C), 10.06±0.06 (25°C), 35.05 (101.1°C) [KRU93]; 1g dissolves in 13mL alcohol, 4mL methanol; slightly soluble ether; slowly soluble glycerol [MER06] |
| Appearance | Fine Crystalline Powder |
| Specific Gravity | 3.996 |
| Color | White |
| Exposure Limit | TLV-TWA 0.1 mg Hg/m3 (skin) (ACGIH). |
| Merck | 13,5903 |
| BRN | 4652800 |
| Storage Condition | Poison room |
氰化汞(II) - Risk and Safety
| Risk Codes | R26/27/28 - Very toxic by inhalation, in contact with skin and if swallowed. R32 - Contact with acids liberates very toxic gas R50/53 - Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
| Safety Description | S7 - Keep container tightly closed. S28 - After contact with skin, wash immediately with plenty of soap-suds. S29 - Do not empty into drains. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) 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. |
| UN IDs | UN 1636 6.1/PG 2 |
| WGK Germany | 3 |
| RTECS | OW1515000 |
| FLUKA BRAND F CODES | 8 |
| HS Code | 28521000 |
| Hazard Class | 6.1(a) |
| Packing Group | II |
氰化汞(II) - References
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| solubility in water (g/100ml) | grams dissolved per 100ml of water: 9.3g/20 ℃ |
| category | pesticide |
| toxicity grade | highly toxic |
| Acute toxicity | oral-rat LD50: 26 mg/kg; Oral-mouse LD50: 33 mg/kg |
| explosive hazard characteristics | friction, heat, impact-sensitive explosion |
| flammability hazard characteristics | non-combustible material; Toxic flammable hydrogen cyanide gas emitted by water and acid; toxic cyanide and mercury vapor generated by heat |
| storage and transportation characteristics | The warehouse is ventilated and dried at low temperature, separate storage of food additives |
| fire extinguishing agent | carbon dioxide, dry powder, foam |
| Occupational Standard | TLA-TWA 0.1 mg (Mercury)/m3; Tel 0.15 mg (Mercury)/M3 |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
Last Update：2024-04-09 02:00:23
