CHLORODIFLUOROETHANE | ICSC: 0643 (November 1998) |
1-Chloro-1,1-difluoroethane HCFC 142 b |
CAS #: 75-68-3 |
UN #: 2517 |
EC Number: 200-891-8 |
ACUTE HAZARDS | PREVENTION | FIRE FIGHTING | |
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FIRE & EXPLOSION | Extremely flammable. Gives off irritating or toxic fumes (or gases) in a fire. Gas/air mixtures are explosive. | NO open flames, NO sparks and NO smoking. Closed system, ventilation, explosion-proof electrical equipment and lighting. | Shut off supply; if not possible and no risk to surroundings, let the fire burn itself out. In other cases extinguish with water spray. In case of fire: keep cylinder cool by spraying with water. Combat fire from a sheltered position. |
SYMPTOMS | PREVENTION | FIRST AID | |
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Inhalation | Drowsiness. Suffocation. See Notes. | Use ventilation. | Fresh air, rest. Artificial respiration may be needed. Refer for medical attention. |
Skin | ON CONTACT WITH LIQUID: FROSTBITE. | Cold-insulating gloves. | ON FROSTBITE: rinse with plenty of water, do NOT remove clothes. Refer for medical attention . |
Eyes | See Skin. | Wear safety goggles or eye protection in combination with breathing protection. | First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention. |
Ingestion |
SPILLAGE DISPOSAL | CLASSIFICATION & LABELLING |
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Evacuate danger area! Consult an expert! Ventilation. Remove all ignition sources. NEVER direct water jet on liquid. Personal protection: chemical protection suit including self-contained breathing apparatus. |
According to UN GHS Criteria Transportation |
STORAGE | |
Fireproof. Cool. | |
PACKAGING | |
CHLORODIFLUOROETHANE | ICSC: 0643 |
PHYSICAL & CHEMICAL INFORMATION | |
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Physical State; Appearance
Physical dangers
Chemical dangers
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Formula: C2H3ClF2 / CH3-CClF2 |
EXPOSURE & HEALTH EFFECTS | |
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Routes of exposure
Effects of short-term exposure
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Inhalation risk
Effects of long-term or repeated exposure
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OCCUPATIONAL EXPOSURE LIMITS |
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MAK: 4200 mg/m3, 1000 ppm; peak limitation category: II(8); pregnancy risk group: D |
ENVIRONMENT |
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Avoid release to the environment in circumstances different to normal use. |
NOTES |
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High concentrations in the air cause a deficiency of oxygen with the risk of unconsciousness or death. Check oxygen content before entering area. Turn leaking cylinder with the leak up to prevent escape of gas in liquid state. |
ADDITIONAL INFORMATION | ||
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EC Classification |
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See Also: Toxicological Abbreviations