HazMat Tool — substance information

Gas sample, non-pressurized, flammable, n.o.s., not refrigerated liquid

HMT May 2026
UN / ID
UN 3167
Hazard class
2.1
Packing group
ERG guide
ERG 115
Special provisions
Source
49 CFR §172 (2026/05)

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Gas sample, non-pressurized, flammable, n.o.s., not refrigerated liquid

Emergency Response Guide No. 115

Hazardous Materials Table

Source: 49 CFR §172 (2026/05)

(3) Hazard Class

2.1
Flammable gases

(4) Identification number Help

UN 3167

(5) Packing Group Help

n/a

(6) Labels Help

Flammable gases (2.1)

(7) Special Provisions (§172.102) Help

(8) Packing Authorizations (§173.***) Help

(8A) Exceptions306see 49 CFR §173.306
(8B) Non-bulk302, 304see 49 CFR §173.302, 304
(8C) BulkNone

(9) Quantity Limits Help

(9A) Passenger aircraft/rail1 L
(9B) Cargo aircraft only5 L

(10) Vessel stowage Help

(10A) Location
(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.

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