HazMat Tool — substance information

Octafluoropropane or Refrigerant gas R 218

HMT 15 June 2026

UN / ID: UN 2424
Hazard class: 2.2
Packing group: —
ERG guide: ERG 126
Special provisions: SP T50
Source: 49 CFR §172 (15 June 2026)

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Octafluoropropane or Refrigerant gas R 218

Emergency Response Guide No. 126

Hazardous Materials Table

Source: 49 CFR §172 (15 June 2026)

(3) Hazard Class

2.2
Non-toxic, non-flammable gases

(7) Special Provisions (§172.102)

×Note:
Special provisions may be very complex. The extracts are taken from 49 CFR §172.102. Please be careful with the information, as necessary, additional conditions may be applied that are not written here. Please check the original source and report bugs.

T50	When portable tank instruction T50 is indicated in Column (7) of the § 172.101 Hazardous Materials Table, the applicable liquefied compressed gas and chemical under pressure descriptions are authorized to be transported in portable tanks in accordance with the requirements of § 173.313 of this subchapter. Browse special provision T50

(8) Packing Authorizations (§173.***)

(8A) Exceptions	306	see 49 CFR §173.306
(8B) Non-bulk	304	see 49 CFR §173.304
(8C) Bulk	314, 315	see 49 CFR §173.314, 315

(9) Quantity Limits

(9A) Passenger aircraft/rail	75 kg
(9B) Cargo aircraft only	150 kg

(10) Vessel stowage

(10A) Location	A Stowage category “A” means the material may be stowed “on deck” or “under deck” on a cargo vessel or on a passenger vessel. Source: 49 CFR §172.101(k)
(10B) Other	n/a

Segregation chart for load, transport, and storage

This chart shows whether loading, transport, or storage with other hazard classes is permitted, prohibited, or restricted. Based on 49 CFR §177.848.

Hazard class	8	7	6.1	5.2	5.1	4.3	4.2	4.1	3	2.3B	2.3A	2.2	2.1	1.6	1.5	1.4	1.3	1.1/1.2
1.1/1.2
1.3
1.4
1.5
1.6
2.1
2.2
2.3A
2.3B
3
4.1
4.2
4.3
5.1
5.2
6.1
7
8

	Must not be loaded, transported, or stored together in the same vehicle or facility.
	May be loaded, transported, or stored together.
	May be loaded, transported, or stored together only with restrictions.

Similar substances

UN / ID	Proper shipping name	Hazard class
UN 1976	Octafluorocyclobutane, or Refrigerant gas RC 318	2.2
UN 2422	Octafluorobut-2-ene or Refrigerant gas R 1318	2.2

Octafluoropropane or Refrigerant gas R 218

Octafluoropropane or Refrigerant gas R 218

Hazardous Materials Table

(3) Hazard Class

(4) Identification number

(5) Packing Group

(6) Labels

(7) Special Provisions (§172.102)

(8) Packing Authorizations (§173.***)

(9) Quantity Limits

(10) Vessel stowage

Segregation chart for load, transport, and storage

Similar substances