2.2.3.1.1

the heading of class 3 covers substances and articles containing substances of this class which:

- are liquids according to subparagraph (a) of the definition for "liquid" in 1.2.1;

- have at 50 °c a vapour pressure of not more than 300 kpa (3 bar) and are not completely

gaseous at 20 °c and at standard pressure of 101.3 kpa; and

- have a flash-point of not more than 60 °c (see 2.3.3.1 for the relevant test).

the heading of class 3 also covers liquid substances and molten solid substances with a flash-point of

more than 60°c and which are carried or handed over for carriage whilst heated at temperatures equal

to or higher than their flash-point. these substances are assigned to un no. 3256.

the heading of class 3 also covers liquid desensitized explosives. liquid desensitized explosives are

explosive substances which are dissolved or suspended in water or other liquid substances, to form an

homogeneous liquid mixture to suppress their explosive properties. such entries in table a of

chapter 3.2 are un nos. 1204, 2059, 3064, 3343, 3357 and 3379.

note 1: substances having a flash-point above 35 °c, which do not sustain combustion according to

the criteria of sub-section 32.2.5 of part iii of the manual of tests and criteria, are not substances of

class 3; if, however, these substances are handed over for carriage and carried whilst heated at

temperatures equal to or higher than their flash-point, they are substances of class 3.

note 2: by derogation from paragraph 2.2.3.1.1 above, diesel fuel, gasoil, heating oil (light)

including synthetically manufactured products having a flash-point above 60 °c and not more than

100 °c shall be deemed substances of class 3, un no. 1202.

note 3: flammable liquids which are highly toxic by inhalation, as defined in 2.2.61.1.4 to

2.2.61.1.9, and toxic substances having a flash-point of 23 °c or above are substances of class 6.1

(see 2.2.61.1). liquids which are highly toxic by inhalation are indicated as “toxic by inhalation” in

their proper shipping name in column (2) or by special provision 354 in column (6) of table a of

chapter 3.2.

note 4: flammable liquid substances and preparations used as pesticides, which are highly toxic,

toxic or slightly toxic and have a flash-point of 23 °c or above are substances of class 6.1 (see

2.2.61.1).