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Freon 113 Frigen 113 TR Freon TF Valclene 1,1,2-trichlorotrifluoroethane ... like most chlorofluoroalkanes, forms phosgene gas when exposed to a naked flame. [19] See ...
Refrigerant concentration limit / immediately dangerous to life or health in parts per million (volume per volume) and grams per cubic meter Molecular mass in atomic mass units Normal boiling points for pure substances, bubble and dew points for zeotropic blends, or normal boiling point and azeotropic temperature for the azeotropic blends, at ...
For example, phosgene was initially blamed for the Bhopal disaster, but investigations proved methyl isocyanate to be responsible for the numerous poisonings and fatalities. Recent major incidents happened in January 2010 and May 2016. An accidental release of phosgene gas at a DuPont facility in West Virginia killed one employee in 2010. [41]
The La Porte Office of Emergency Management (LPOEM) said the Fire Department and Harris County Pollution Control confirmed there were no "detectable amounts of immediately hazardous products" near ...
Highly Toxic: a gas that has a LC 50 in air of 200 ppm or less. [2] NFPA 704: Materials that, under emergency conditions, can cause serious or permanent injury are given a Health Hazard rating of 3. Their acute inhalation toxicity corresponds to those vapors or gases having LC 50 values greater than 1,000 ppm but less than or equal to 3,000 ppm ...
Chlorodifluoromethane (R-22 or HCFC-22), a type of Freon. [9] [10] Dichlorodifluoromethane (R-12 or CFC-12), the most commonly used Freon brand refrigerant prior to its ban in many countries in 1996 and total ban in 2010. 1,1,1,2-Tetrafluoroethane (R-134a or HFC-134a), one of the main replacements for the formerly widespread R-12.
A chemical gas leak from a rail tanker in Whitewater Township, Ohio, prompted fears of an explosion and evacuation orders for people within at least a half-mile radius of the incident.
Chlorodifluoromethane or Refrigerant gas R 22 UN 1019? (UN No. no longer in use) UN 1020: 2.2: Chloropentafluoroethane or Refrigerant gas R 115 UN 1021: 2.2: 1-Chloro-1,2,2,2-tetrafluoroethane or Refrigerant gas R 124 UN 1022: 2.2: Chlorotrifluoromethane or Refrigerant gas R 13 UN 1023: 2.3: Coal gas, compressed UN 1024 to 1025? (UN No.s no ...