Hydrogen cyanide (anhydrous)HCN
|Hazard identification number:||663|
Occupational exposure limit
- STEL (ppm) C 4.7
- STEL (mg/m3) C 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 (state all organs affected, if known) through prolonged or repeated exposure (state route of exposure if it is conclusively
proven that no other routes of exposure cause the hazard)
- H: 410
Very toxic to aquatic life with long lasting effects
- P: 210
Keep away from heat/
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: 301 + 312 + 330
Wear protective gloves/protective
- P: 303 + 361 + 353
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
- P: 304 + 340
IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
- P: 310
Immediately call a POISON CENTER/ doctor/...
- P: 503
Dispose of contents/container to …
No statement for this group.
No GHS Classification available at the moment.
|Density (at 20 °C, if not notified otherwise):||0,69 g/cm3|
|Ionization:||13.60 ± 0.01 eV|
|Vapour Pressure (at 20 °C, if not notified otherwise):||817 hPa|
|Lower Explosive Limit:||5,4 Vol.-%|
|Upper Explosive Limit:||46,6 Vol.-%|
|4||Flammability: Easily flammable|
|1||Instability: Instable when heated|
|4||Health: Extremely dangerous|
Also known as:
- Formic anammonide
- Hydrocyanic acid
- Prussic acid
- toxic twins
Suitable products for Hydrogen cyanide (anhydrous) HCN
Whether portable gas detectors, gas detection tubes or personal protective equipment - Dräger offers a comprehensive portfolio to protect you when handling hazardous substances.
Portable Gas Detectors and Sensors
Gas Detection Tubes
Fixed Gas Detectors and Sensors
Get in touch with Dräger
If you need further advice for the product selection or if you have not yet found what you want, get in touch with us, we'll find a solution for you.
Discover more: Dräger VOICE - The hazmat-based safety product finder
You know what - We know how! Our database provides you with basic information on more than 1,500 hazardous substances and guides you, according to a substance, to suitable gas detectors and protection equipment. Give it a try!