Class 2 – Gases

Placard

For FLAMMABLE GAS placard 454 kg (1,001 lbs) or more gross weight.
In addition to complying with 49 CFR §172.519, the background color on the FLAMMABLE GAS placard must be red. The symbol, text, class number and inner border must be white.

The placards must be as follows:
FLAMMABLE GAS

Source: 49 CFR §172.532

Label

In addition to complying with 49 CFR §172.407, the background color on the FLAMMABLE GAS label must be red.

The labels must be as follows:
FLAMMABLE GAS

Source: 49 CFR §172.417

General Information & Assignment

Placard

For NON-FLAMMABLE GAS (compressed gas or refrigerated liquid) placard 454 kg (1,001 lbs) or more gross weight.
In addition to complying with 49 CFR §172.519, the background color on the NON-FLAMMABLE GAS placard must be green. The letters in both words must be at least 38 mm (1.5 inches) high. The symbol, text, class number and inner border must be white.

The placards must be as follows:
NON-FLAMMABLE GAS

Source: 49 CFR §172.528

Label

In addition to complying with 49 CFR §172.407, the background color on the NON-FLAMMABLE GAS label must be green.

The labels must be as follows:
NON-FLAMMABLE GAS

Source: 49 CFR §172.415

General Information & Assignment

Placard

For OXYGEN (compressed gas or refrigerated liquid) placard 454 kg (1,001 lbs) or more gross weight.
In addition to complying with 49 CFR §172.519, the background color on the OXYGEN placard must be yellow. The symbol, text, class number and inner border must be black.

The placards must be as follows:
OXYGEN

Source: 49 CFR §172.530

Label

For a package containing Oxygen, compressed, or Oxygen, refrigerated liquid, the OXIDIZER label specified in §172.426, modified to display the word “OXYGEN” instead of “OXIDIZER”, and the class number “2” instead of “5.1”, may be used in place of the NON-FLAMMABLE GAS and OXIDIZER labels. Notwithstanding the provisions of paragraph (a), the word “OXYGEN” must appear on the label. In addition to complying with 49 CFR §172.407, the background color on the OXIDIZER label must be yellow.

The labels must be as follows:
OXYGEN

Source: 49 CFR §172.405

General Information & Assignment

Placard

For POSION GAS (Division 2.3), placard any quantity.
In addition to complying with 49 CFR §172.519, the background on the POISON GAS placard and the symbol must be white. The background of the upper diamond must be black and the lower point of the upper diamond must be 65 mm (258 inches) above the horizontal center line. The text, class number, and inner border must be black.

The placards must be as follows:
POISON GAS

Source: 49 CFR §172.540

Label

In addition to complying with 49 CFR §172.407, the background on the POISON GAS label and the symbol must be white. The background of the upper diamond must be black and the lower point of the upper diamond must be 14 mm (0.54 inches) above the horizontal center line.

The labels must be as follows:
POISON GAS

Source: 49 CFR §172.416

General Information & Assignment