Transportation of Dangerous Goods Regulations

4.18.1 When dangerous goods included in Class 2, Gases, and contained in a large means of containment are oxidizing gases, the oxidizing gas placard illustrated in the appendix to this Part must be displayed on the large means of containment for the following dangerous goods instead of the placard required by section 4.15, but if an ERAP is required for the dangerous goods the UN number must also be displayed:

• (a) UN1072, OXYGEN, COMPRESSED;

• (b) UN1073, OXYGEN, REFRIGERATED LIQUID;

• (c) UN3156, COMPRESSED GAS, OXIDIZING, N.O.S.; and

• (d) UN3157, LIQUEFIED GAS, OXIDIZING, N.O.S.