Emergency and Continuous Exposure Limits for Selected Airborne Contaminants Volume 2 (1984) / Chapter Skim
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Chlorine Trifluoride
Chlorine Trifluoride
Pages 12-16
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From page 12... ...
May exist as white solid, colorless to pale ye:Llow-green liquid, or practically colorless gas; sweet suffocating odor; odor threshold very low, but not accurately known (Cloyd and Murphy, 1965~; vapor phase decompose'; into C12, C1F, C1OF, C1O2, and HF, depending on availability of water 1 ppm = 3.78 mg/m3 lmg/m3 = 0.26 ppm Chlorine trifluoride is used as a fluoridating agent, in nuclear-fuel processing, as an incendiary, and as an igniter and propellant for rockets (Windholz et al., 1976~. It is prepared by reaction of chlorine and fluorine at 280°C and condensation of the product at -80°C.
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The exposure lasted about I-2 min. He reported to the medical clinic with symptoms of frontal headache, a bad taste, abdominal pain, and breathing difficulty that persisted for some 2 h.
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. Its recommendation noted that this limit is probably low enough to prevent development of serious injury, but the suitability of the limit requires further evaluation in controlled worker exposure.
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Therefore, there appears to be no reason to change the previous~y established exposure limits. However, as stated by ACGIH, data are Still needed on controlled exposure of workers in occupational settings.
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. Threshold Limit Values for Chemical Substances and Physical Agents in Work Environment with Intended Changes for 1983-1984.
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