Difluoromethane or Refrigerant gas R 32
- Table row
- 1245
- Proper shipping name
- Difluoromethane or Refrigerant gas R 32
- Hazard class
- 2.1
- UN / NA number
- UN3252
- Label codes
- ["2.1"]
- Special provision codes
- ["T50"]
- Packaging exceptions (49 CFR 173.***)
- 306
- Non-bulk packaging (49 CFR 173.***)
- 304
- Bulk packaging (49 CFR 173.***)
- 314, 315
- Quantity limit, passenger aircraft or rail
- Forbidden
- Quantity limit, cargo aircraft only
- 150 kg
- Stowage location (column 10A)
- D
- Other stowage provisions (column 10B)
- 40
- Is forbidden
- false
Source
- eCFR Versioner full XML — 49 CFR Part 172, HMT — Office of the Federal Register / NARA · Cleared for reuse
- Read from https://www.ecfr.gov/api/versioner/v1/full/2026-10-07/title-49.xml?part=172 (49 CFR § 172.101 HMT, data row 1245)
- Federal government regulatory text; GPO public-domain policy applies to government work; inspect third-party material separately — terms