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TABLE 13

Chloroform Inhalation Exposures and Effects in Humans

Concentration, ppm

Exposure Duration, min

Effects

Ref.

20,000

30–24

Anesthesia; nausea; vomiting; jaundice; delayed chloroform poisoning

Whitaker and Jones (1965)

922

3

Dizziness, vertigo

Lehmann and Schmidt-Kehl (1936)

1,107

2

Dizziness, vertigo

7,236

15

Dizziness, light intoxication

Lehmann and Hasegawa (1910)

205

approx. 1

Perception of light transient odor

Lehman and Schmidt-Kehl (1936)

14,420–16,480

NGa

Limited narcotic concentration

Lehman and Flury (1943)

4,120

 

Fainting sensation; vomiting

 

1,483

 

Dizziness and salivation after a few minutes

 

1,030

 

Dizziness, intracranial pressure, and nausea in 7 min; after-effect of fatigue and headache for several hours

 

391

 

Tolerated for 30 min without complaint

 

206–309

 

Lowest concentration detected by smell

 

aNot given, except as listed under “effects.”



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