SULFURYL FLUORIDE†

Chemical Identification
CAS # 2699-79-8
Formula

F₂O₂S

Synonyms

sulfur difluoride dioxide; Vikane

Physical Properties
Physical description Colorless, odorless gas.
Boiling point -68°F Molecular weight 102.1
Freezing point/melting point -212°F Vapor pressure 15.8 atm at 70°F
Flash point Vapor density 3.72
Specific gravity Ionization potential 13.04 eV
Lower explosive limit (LEL) Upper explosive limit (UEL)
NFPA health rating NFPA fire rating
NFPA reactivity rating NFPA special instruction
Vapor hazard ratio (VHR)
Historical exceedance percentage
Target organs
Monitoring Methods Used by OSHA
Analyte code (IMIS no.) 2323
Sampling group
Sampler/Sampling media CSC tube (800/200 mg) [SKC 226-16]
Sampling time*
Sampling volume (TWA)*

1.3-10 L

Sampling flow rate (TWA)*

0.05-0.1 L/min

Sampling volume (STEL/Peak/C)*
Sampling flow rate (STEL/Peak/C)*
Analytical method instruments IC
Method reference NIOSH 6012 (fully validated)
Notes

Ship at 0°C

Special requirements

* All sampling instructions above are recommended guidelines for OSHA Compliance Safety and Health Officers (CSHOs), please see the corresponding OSHA method reference for complete details.

Wipe Method
Sampler/Sampling media
Bulk Method
Bulk Method
On-Site Screening Techniques
Device
Model/Type
Sampling information
(see manufacturer instructions)
Exposure Limits
OSHA PEL
8-hour TWA
(ST) STEL
(C) Ceiling
Peak
NIOSH REL
Up to 10-hour TWA
(ST) STEL
(C) Ceiling
ACGIH TLV©
8-hour TWA
(ST) STEL
(C) Ceiling
CAL/OSHA PEL
8-hour TWA
(ST) STEL
(C) Ceiling
Peak
PEL-TWA

5 ppm (20 mg/m³)

REL-TWA

5 ppm (20 mg/m³)

TLV-TWA

5 ppm [1992]

PEL-TWA

5 ppm (20 mg/m³)

PEL-STEL REL-STEL

10 ppm (40 mg/m³)

TLV-STEL

10 ppm [1992]

PEL-STEL

10 ppm (40 mg/m³)

PEL-C REL-C TLV-C PEL-C
Skin notation

N

Skin notation

N

Skin notation

N

Skin notation

N

Notes:

See 29 CFR 1910.1000 Table Z-1.

Notes: Notes: Notes:
Health factors:  See NIH-NLM PubChem. IDLH

200 ppm

Carcinogenic classifications: Notes:
AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:

Last Updated Date : 01/12/2021