Skip to main content

Table 4 Short-term and area exposure level assessment of HCFC-123

From: HCFC-123-induced toxic hepatitis and death at a Korean fire extinguisher manufacturing facility: a case series

  Valve assembly Nitrogen charging Exposure standard
  Exposure concentration Time measured Exposure concentration Time measured  
  (ppm) (min) (ppm) (min)  
Short-term exposure 149.3–193.4 15 114.6–114.9 15 None
Area exposure 58.3–187.2 75–90 75.5–112.3 90–92