The technical name of at least one of the most dangerous substances that predominantly contributes to the danger or dangers posed by the dangerous goods must be shown, in parentheses, on the shipping document following the shipping name in accordance with clause 3.5(1)(c)(ii)(A). The technical name must also be shown, in parentheses, on a small means of containment or on a tag following the shipping name in accordance with subsections 4.11(2) and (3).
Despite subsection (1), the technical name for the following dangerous goods is not required to be shown on a shipping document or on a small means of containment when Canadian law for domestic transport or an international convention for international transport prohibits the disclosure of the technical name:
UN1544, ALKALOID SALTS, SOLID, N.O.S. or ALKALOIDS, SOLID, N.O.S.;
UN1851, MEDICINE, LIQUID, TOXIC, N.O.S.;
UN3140, ALKALOID SALTS, LIQUID, N.O.S. or ALKALOIDS, LIQUID, N.O.S.;
UN3248, MEDICINE, LIQUID, FLAMMABLE, TOXIC, N.O.S.; or
UN3249, MEDICINE, SOLID, TOXIC, N.O.S.
Despite subsection (1), the technical name for the following dangerous goods is not required to be shown on a small means of containment:
UN2814, INFECTIOUS SUBSTANCE, AFFECTING HUMANS; or
UN2900, INFECTIOUS SUBSTANCE, AFFECTING ANIMALS.
Dangerous goods included in Class 6.1 that meet the inhalation toxicity criteria for Packing Group I set out in paragraph 2.29(2)(d) of Part 2 (Classification) must, as applicable, be offered for transport, handled or transported under UN3381, UN3382, UN3383, UN3384, UN3385, UN3386, UN3387, UN3388, UN3389, UN3390, UN3488, UN3489, UN3490 or UN3491.