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Sulfuryl fluoride

Synonyms & Trade Names
Sulfur difluoride dioxide, Vikane®
CAS No.
2699-79-8
RTECS No.
WT5075000
DOT ID & Guide
2191 123
Formula
SO2F2
Conversion
1 ppm = 4.18 mg/m3
IDLH
200 ppm
See: 2699798
Exposure Limits
NIOSH REL
: TWA 5 ppm (20 mg/m3) ST 10 ppm (40 mg/m3)
OSHA PEL
†: TWA 5 ppm (20 mg/m3)
Measurement Methods

NIOSH 6012
See: NMAM or OSHA Methods
Physical Description
Colorless, odorless gas. [insecticide/fumigant] [Note: Shipped as a liquefied compressed gas.]
MW:
102.1
BP:
-68°F
FRZ:
-212°F		 Sol(32°F): 0.2% VP(70°F): 15.8 atm
IP:
13.04 eV
Fl.P:
NA
UEL:
NA
LEL:
NA
RGasD:
3.72
Nonflammable Gas
Incompatibilities & Reactivities
None reported
Exposure Routes
inhalation, skin and/or eye contact (liquid)
Symptoms
conjunctivitis, rhinitis, pharyngitis, paresthesia; liquid: frostbite: in animals: narcosis, tremor, convulsions; pulmonary edema; kidney injury
Target Organs
Eyes, skin, respiratory system, central nervous system, kidneys
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 50 ppm:
(APF = 10) Any supplied-air respirator*

Up to 125 ppm:
(APF = 25) Any supplied-air respirator operated in a continuous-flow mode*

Up to 200 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   See ICSC CARD: 1402
 

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