UN 1020Chloropentafluoroethane or Refrigerant gas R 115
Division 2.2
Non-flammable, non-toxic gases
Summary
UN 1020 is the UN number for chloropentafluoroethane or Refrigerant gas R 115. It is classed in Division 2.2 (non-flammable, non-toxic gases) of Class 2 for transport. Emergency responders use ERG guide 126.
Emergency response
The Emergency Response Guidebook (ERG2024) guide for this number:
- Guide126ChloropentafluoroethaneRefrigerant gas R-115
From the 2024 Emergency Response Guidebook (ERG2024), published by U.S. Department of Transportation, PHMSA. Read the full guide in the ERG or on CAMEO Chemicals.
Identification
- UN number
- UN 1020
- Name
- Chloropentafluoroethane or Refrigerant gas R 115
- Hazard class
- Class 2: Gases
- Division
- 2.2: Non-flammable, non-toxic gases
- What the class covers
- Gases which are neither flammable nor toxic, including asphyxiant and oxidizing gases.
U.S. Hazardous Materials Table
The entry for this number in 49 CFR 172.101.
UN1020Chloropentafluoroethane or Refrigerant gas R 115
Special provisions: T50
- Class
- 2.2
- Packing group
- None
- Labels
- 2.2
From the eCFR edition of 49 CFR 172.101 dated 2026-10-05 (section last amended 2026-09-08). The eCFR is an editorial compilation, not the official legal edition. Read the current table.
About Class 2
Class 2 covers gases, whether compressed, liquefied, dissolved under pressure or refrigerated. Division 2.1 is flammable gases such as propane, 2.2 is non-flammable, non-toxic gases such as nitrogen, and 2.3 is toxic gases such as chlorine.
Check the official sources
For emergency response, packaging and quantity limits, use these:
- CAMEO Chemicals: UN/NA 1020NOAA datasheets with the ERG response guide and isolation distances
- Emergency Response Guidebook (ERG)PHMSA's guide for first responders, free as a PDF or app
- 49 CFR 172.101 Hazardous Materials TableThe legal U.S. entry: proper shipping name, packing group, labels and special provisions