|
PROPYNE | ICSC: 0560 |
Allylene Methyl acetylene (cylinder) C3H4 / CH3-C=CH Molecular mass: 40.07 ![]() RTECS # UK4250000 ICSC # 0560 UN # 1954 |
TYPES OF HAZARD/ EXPOSURE |
ACUTE HAZARDS/ SYMPTOMS |
PREVENTION |
FIRST AID/ FIRE FIGHTING |
FIRE |
Extremely flammable.
|
NO open flames, NO sparks, and NO smoking.
|
Shut off supply; if not possible and no risk to surroundings, let the fire burn itself out; in other cases extinguish with
water spray.
|
EXPLOSION |
Gas/air mixtures are explosive.
|
Closed system, ventilation, explosion-proof electrical equipment and lighting.
Prevent build-up of electrostatic charges (e.g., by grounding) if in liquid state.
Use non-sparking handtools.
Prevent build-up of electrostatic charges (e.g., by grounding).
|
In case of fire: keep cylinder cool by spraying with water.
Combat fire from a sheltered position.
|
EXPOSURE |
|
|
|
|
Dizziness.
Headache.
Nausea.
Unconsciousness.
|
Local exhaust or breathing protection.
|
Fresh air, rest.
Artificial respiration if indicated.
Refer for medical attention.
See Notes.
|
|
ON CONTACT WITH LIQUID: FROSTBITE.
|
Cold-insulating gloves.
|
ON FROSTBITE: rinse with plenty of water, do NOT remove clothes.
|
|
|
Face shield.
|
First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
|
|
|
|
|
SPILLAGE DISPOSAL | STORAGE | PACKAGING & LABELLING | ||
Evacuate danger area!
Ventilation.
Remove all ignition sources.
NEVER direct water jet on liquid
(extra personal protection: chemical protection suit including self-contained breathing apparatus).
|
Fireproof.
Cool.
|
UN Hazard Class: 2.1 |
||
SEE IMPORTANT INFORMATION ON BACK | ||||
|
|
PROPYNE | ICSC: 0560 |
I M P O R T A N T D A T A |
| |||
PHYSICAL PROPERTIES |
| |||
ENVIRONMENTAL DATA |
|
|||
N O T E S | ||||
High concentrations in the air cause a deficiency of oxygen with the risk of unconsciousness or death.
Check oxygen content before entering area.
After use for welding, turn valve off; regularly check tubing, etc., and test for leaks with soap and water.
The measures mentioned in section PREVENTION are applicable to production, filling of cylinders, and storage of the gas.
|
ADDITIONAL INFORMATION | |||||
|
|
||||
|
|