Chlorodifluoro
methane

R-22

CHClF2

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General Characteristics Health Hazards Material Recommendations
A colorless, nonflammable, noncorrosive gas. Decomposes at high temperature to toxic substances. A simple asphyxiant. Normal materials can be used.
TLV-TWA Flammable Limits DOT Class / Label
None Established Nonflammable 2.2 / Nonflammable
Molecular Weight Specific Gravity Specific Volume
86.5 3.08 @ 70 F 4.4 cu.ft./lb @ 70 F
CGA Valve Outlet CAS Registry No. UN Number
660 75-45-6 1018
National Stock Number (NSN) Applicable to R-22 MIL Specs/ Fed Specs
MSDS for R-22


Grade
Part #
Purity Minimum Cylinder
Size
Volume
LBS
Pressure
@ 70 F
Comments
Chemically Pure
423300
99.9% Min. Bulk
761
454
056
D50
D30
Bulk
1750
1000
125
50
30
121.4
121.4
121.4
121.4
121.4
121.4

None


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