hydrogencyanidHCN
CAS-No.: | 74-90-8 |
|---|---|
UN-No.: | 1051 |
EC-No.: | 200-821-6 |
Hazard identification number: | 663 (RID) |
Hazard signs
*Source: GESTIS Substance Database, https://gestis-database.dguv.de
Occupational exposure limit
BEK nr 670 af 31/05/2018 (Gældende) (DK)
- TWA (ppm) 0,9
- TWA (mg/m3) 1
- STEL (ppm) 4,5
- STEL (mg/m3) 5
- H: 224
Extremely flammable liquid and vapour.
- H: 300 + 310 + 330
Fatal if swallowed, in contact with skin or if inhaled
- H: 372
Causes damage to organs through prolonged or repeated exposure .
- H: 410
Very toxic to aquatic life with long lasting effects
- P: 210
Keep away from heat/sparks/open flames/hot surfaces. No smoking
- P: 260
Do not breathe dust/fume/gas/mist/vapours/spray
- P: 262
Do not get in eyes, on skin, or on clothing
- P: 273
Avoid release to the environment
- P: 280
Wear protective gloves/protective clothing/eye protection/face protection.
- P: 303 + 361 + 353
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water [or shower]
- P: 304 + 340
IF INHALED: Remove person to fresh air and keep comfortable for breathing
- P: 310
Immediately call a POISON CENTER/ doctor/...
- P: 501
No statement for this group.
No GHS Classification available at the moment.
*Source: GESTIS Substance Database, https://gestis-database.dguv.de
Melting point:
-13 °C Boiling Point:
26 °C Density (at 20 °C, if not notified otherwise):
0,69 g/cm3Ionization:
13.60 ± 0.01 eVIgnition Temperature:
535 °C Vapour Pressure (at 20 °C, if not notified otherwise):
817 hPaLower Explosive Limit:
5.4 Vol.-%Upper Explosive Limit:
46.6 Vol.-%
*Source: GESTIS Substance Database, https://gestis-database.dguv.de
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Suitable products for hydrogencyanid HCN
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