Division Circumstances in which required

The acute inhalation toxicity of the active substance shall be reported where any of the following apply:

• the active substance has a vapour pressure > 1 × 10^–2 Pa at 20 °C;

• the active substance is a powder containing a significant proportion of particles of a diameter < 50 μm ( > 1 % on weight basis);

• the active substance is included in products that are powders or are applied by spraying.

The head/nose only exposure shall be used, unless whole body exposure can be justified.