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Perchloryl fluoride

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Synonyms & Trade Names
Chlorine fluoride oxide, Chlorine oxyfluoride, Trioxychlorofluoride
CAS No.
7616-94-6
RTECS No.
SD1925000
DOT ID & Guide
3083 124
Formula
ClO₃F
Conversion
1 ppm = 4.19 mg/m3
IDLH
100 ppm
See: 7616946
Exposure Limits
NIOSH REL
TWA 3 ppm (14 mg/m3) ST 6 ppm (28 mg/m3)
OSHA PEL
TWA 3 ppm (13.5 mg/m3) See Appendix G
Measurement Methods
None available
See: NMAM or OSHA Methods
Physical Description
Colorless gas with a characteristic, sweet odor. [Note: Shipped as a liquefied compressed gas.]
Molecular Weight
102.5
Boiling Point
-52°F
Freezing Point
-234°F
Solubility
0.06%
Vapor Pressure
10.5 atm
Ionization Potential
13.60 eV
Flash Point
NA
Upper Explosive Limit
NA
Lower Explosive Limit
NA
Relative Gas Density
3.64
Nonflammable Gas, but will support combustion.
Incompatibilities & Reactivities
Combustibles, strong bases, amines, finely divided metals, reducing agents, alcohols
Exposure Routes
inhalation, skin and/or eye contact (liquid)
Symptoms
irritation respiratory system; liquid: frostbite; In Animals: methemoglobinemia; cyanosis; lassitude (weakness, exhaustion), dizziness, headache; pulmonary edema; pneumonitis; anoxia
Target Organs
Skin, respiratory system, blood
Personal Protection/Sanitation
(See protection codes)
Skin:Frostbite
Eyes:Frostbite
Wash skin:No recommendation
Remove:No recommendation
Change:No recommendation
Provide:Frostbite wash
First Aid
(See procedures)
Eye:Frostbite
Skin:Frostbite
Breathing:Respiratory support
Respirator Recommendations

NIOSH/OSHA

Up to 30 ppm:
(APF = 10) Any supplied-air respirator

Up to 75 ppm:
(APF = 25) Any supplied-air respirator operated in a continuous-flow mode*

Up to 100 ppm:
(APF = 50) Any self-contained breathing apparatus with a full facepiece
(APF = 50) Any supplied-air respirator with a full facepiece

Emergency or planned entry into unknown concentrations or IDLH conditions:
(APF = 10,000) Any self-contained breathing apparatus that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode
(APF = 10,000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode in combination with an auxiliary self-contained positive-pressure breathing apparatus

Escape:
(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted canister providing protection against the compound of concern¿
Any appropriate escape-type, self-contained breathing apparatus

Important additional information about respirator selection

See also
INTRODUCTION   ICSC CARD: 1114   MEDICAL TESTS: 0181
Page last reviewed: October 30, 2019
Content source: National Institute for Occupational Safety and Health