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Hazardous Products Regulations

Version of section 7.6.1 from 2015-02-11 to 2022-12-14:


Marginal note:Exclusions

  •  (1) Any product that is classified in a category of the hazard class “Flammable Aerosols” need not be classified in any category of this hazard class.

  • Marginal note:Categories

    (2) A flammable liquid is classified in a category of this hazard class in accordance with the following table:

    TABLE

    Column 1Column 2
    ItemCategoryCriteria
    1Flammable Liquids — Category 1A liquid that has a flash point < 23°C and initial boiling point ≤ 35°C
    2Flammable Liquids — Category 2A liquid that has a flash point < 23°C and initial boiling point > 35°C
    3Flammable Liquids — Category 3A liquid that has a flash point ≥ 23°C and ≤ 60°C
    4Flammable Liquids — Category 4A liquid that has a flash point > 60°C and ≤ 93°C
  • Marginal note:Determination of flash point — substance

    (3) In the case of a liquid that is a substance, the flash point must be determined by

    • (a) tests using an appropriate closed-cup method; or

    • (b) use of scientific literature that reports a value obtained from an appropriate closed-cup method.

  • Marginal note:Determination of flash point — mixture

    (4) In the case of a liquid that is a mixture, the flash point must be determined by

    • (a) tests using an appropriate closed-cup method; or

    • (b) use of an applicable calculation method under conditions for which it has been validated according to generally accepted standards of good scientific practice at the time the validation was carried out.


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