Carriages and Strollers Regulations (SOR/2023-101)

1 (1) For the purposes of these Regulations, a substance or stuffing material is toxic for humans in all of the following cases:

• (a) its acute oral LD₅₀ value for rat is 5 g or less per kilogram of body weight;

• (b) its acute dermal LD₅₀ value for rabbit is 2 g or less per kilogram of body weight;

• (c) its LC₅₀ value for a one-hour exposure, determined using acute toxicity test results for rats, is 20,000 ppm by volume of gas or vapour or less, or 200 mg/L by volume of mist or dust or less, if gas, vapour, mist or dust is likely to be encountered when the substance or stuffing material is used in a reasonably foreseeable manner.

(2) LD₅₀ and LC₅₀ values are to be determined in accordance with good scientific practices.