NAME: Oxygen Difluoride
SYNONYM(s):
Difluorine monoxide; Fluorine monoxide
IMIS: 1975
CAS: 7783-41-7
NIOSH: RTECS RS2100000
DOT: 2190 20
DESCRIPTION:
Colorless gas with a foul odor.
MW:
54
BP:
-229 F
VP:
>1 atm
MP:
-371 F
INCOM:
All combustible materials, chlorine, bromine, iodine, platinum,
metal oxides, moist air
Exposure Limits
OSHA GENERAL INDUSTRY PEL:
0.05 ppm, 0.1 mg/m3
OSHA CONSTRUCTION INDUSTRY PEL:
0.05 ppm, 0.1 mg/m3 TWA
ACGIH TLV:
0.05 ppm, 0.11 mg/m3 Ceiling
NIOSH REL: 0.05 ppm Ceiling
Health Factors
SYMPTOM(s):
Intractable headaches; respiratory system irritation; pulmonary
edema; eye, skin burns
HEALTH EFFECTS:
Irritation-Respiratory tract---Marked (HE14)
Marked edema lungs (HE11); Cumulative kidney damage (HE3)
CNS effects (Headache) (HE7)
ORGAN:
Lungs, eyes
Monitoring
PRIMARY SAMPLING/ANALYTICAL METHOD (SLC1):
Standard has been stayed until an analytical method can be developed.
WIPE:
No
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