Oxalonitrile; Dicyan; Cyanogen
Flame
Gas Cylinder
Skull and Crossbones
Exclamation Mark
Health Hazard
Environment
Hazard Statements
| Code | Statement | Hazard Class |
|---|---|---|
H220 |
Extremely flammable gas | Flammable gases |
H319 |
Causes serious eye irritation | Serious eye damage/eye irritation |
H330 |
Fatal if inhaled | Acute toxicity, inhalation |
H335 |
May cause respiratory irritation | Specific target organ toxicity, single exposure; Respiratory tract irritation |
H336 |
May cause drowsiness or dizziness | Specific target organ toxicity, single exposure; Narcotic effects |
H370 |
Causes damage to organs | Specific target organ toxicity, single exposure |
H400 |
Very toxic to aquatic life | Hazardous to the aquatic environment, acute hazard |
H410 |
Very toxic to aquatic life with long lasting effects | Hazardous to the aquatic environment, long-term hazard |
Precautionary Statements
| Code | Statement |
|---|---|
P203 |
Obtain, read and follow all safety instructions before use. |
P210 |
Keep away from heat, hot surface, sparks, open flames and other ignition sources. No smoking. |
P222 |
Do not allow contact with air. |
P260 |
Do not breathe dust/fume/gas/mist/vapors/spray. |
P261 |
Avoid breathing dust/fume/gas/mist/vapors/spray. |
P264 |
Wash hands [and ...] thoroughly after handling. |
P264+P265 |
Wash hands [and ...] thoroughly after handling. Do not touch eyes. |
P270 |
Do not eat, drink or smoke when using this product. |
P271 |
Use only outdoors or in a well-ventilated area. |
P273 |
Avoid release to the environment. |
P280 |
Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/... |
P284 |
[In case of inadequate ventilation] Wear respiratory protection. |
P304+P340 |
IF INHALED: Remove person to fresh air and keep comfortable for breathing. |
P305+P351+P338 |
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do - continue rinsing. |
P308+P316 |
IF exposed or concerned: Get emergency medical help immediately. |
P316 |
Get emergency medical help immediately. |
P319 |
Get medical help if you feel unwell. |
P320 |
Specific treatment is urgent (see ... on this label). |
P321 |
Specific treatment (see information on this label and safety datasheet)). |
P337+P317 |
If eye irritation persists: Get medical help. |
P377 |
Leaking gas fire: Do not extinguish, unless leak can be stopped safely. |
P381 |
In case of leakage, eliminate all ignition sources. |
P391 |
Collect spillage. |
P403 |
Store in a well-ventilated place. |
P403+P233 |
Store in a well-ventilated place. Keep container tightly closed. |
P405 |
Store locked up. |
P501 |
Dispose of contents/container to ... |
Exposure Limits
| NIOSH REL | 10 ppm |
| Skin Notation | Yes — can be absorbed through skin |
Physical Properties
Colorless gas with a pungent, almond-like odor.
| Boiling Point | -6°F |
| Vapor Pressure | 5.1 atm at 70°F |
| Specific Gravity | 0.95 (liquid at -6°F) |
NFPA 704 Diamond
4
4
1
Health
Fire
Reactivity
Target Organs
respiratory and eye irritation
Synonyms
carbon nitride; dicyan; dicyanogen; ethanedinitrile; oxalonitrile
Data Sources
- GHS Classification: PubChem CID 9999
- NIOSH REL/IDLH: NIOSH Pocket Guide
Disclaimer: This information is compiled from public regulatory databases for reference only. It does not replace the manufacturer's Safety Data Sheet (SDS). Always consult the official SDS for your specific product before handling chemicals.
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