Hazardous Products Regulations (SOR/2015-17)
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Regulations are current to 2024-11-11 and last amended on 2022-12-15. Previous Versions
PART 7Physical Hazard Classes (continued)
SUBPART 3Aerosols
- SOR/2022-272, s. 21
Definitions
Marginal note:Definitions
7.3 The following definitions apply in this Subpart.
- flammable aerosol
flammable aerosol[Repealed, SOR/2022-272, s. 22]
- flammable component
flammable component means a mixture or substance that is classified in a category or subcategory of a hazard class in Subpart 2, 6 or 7 of this Part. (composant inflammable)
- foam aerosol
foam aerosol means the content that is dispensed from an aerosol dispenser having a spray distance of less than 15 cm and that is in the form of a foam, mousse, gel or paste. (mousse d’aérosol)
- spray aerosol
spray aerosol means the content that is dispensed from an aerosol dispenser and that is not a foam aerosol. (aérosol vaporisé)
Classification in a Category of the Class
Marginal note:Exclusions
7.3.1 (1) Any product that is classified in a category of the hazard class “Chemicals Under Pressure” must not be classified in any category of this hazard class.
Marginal note:Categories
(2) An aerosol is classified in a category of this hazard class in accordance with the following table:
Column 1 Column 2 Item Category Criteria 1 Aerosols — Category 1 An aerosol dispenser that
(a) contains ≥ 85.0% flammable components, by mass, and generates an aerosol that has a heat of combustion ≥ 30 kJ/g;
(b) generates a spray aerosol that has an ignition distance ≥ 75 cm, based on test results from the ignition distance test for spray aerosols performed in accordance with sub-section 31.4 of Part III of the Manual of Tests and Criteria; or
(c) generates a foam aerosol that has, based on test results from the aerosol foam flammability test performed in accordance with sub-section 31.6 of Part III of the Manual of Tests and Criteria, either
(i) a flame height ≥ 20 cm and a flame duration ≥ 2 s, or
(ii) a flame height ≥ 4 cm and a flame duration ≥ 7 s
2 Aerosols — Category 2 An aerosol dispenser that generates
(a) a spray aerosol that does not meet the criteria for the category “Aerosols — Category 1” and that has
(i) a heat of combustion ≥ 20 kJ/g,
(ii) an ignition distance ≥ 15 cm, based on test results from the ignition distance test for spray aerosols performed in accordance with sub-section 31.4 of Part III of the Manual of Tests and Criteria,
(iii) a time equivalent ≤ 300 s/m³, based on test results from the enclosed space ignition test performed in accordance with sub-section 31.5 of Part III of the Manual of Tests and Criteria, or
(iv) a deflagration density ≤ 300 g/m³, based on test results from the enclosed space ignition test performed in accordance with sub-section 31.5 of Part III of the Manual of Tests and Criteria; or
(b) a foam aerosol that does not meet the criteria for the category “Aerosols — Category 1” and that has a flame height ≥ 4 cm and a flame duration ≥ 2 s, based on test results from the aerosol foam flammability test performed in accordance with sub-section 31.6 of Part III of the Manual of Tests and Criteria
3 Aerosols — Category 3 An aerosol dispenser that
(a) contains ≤ 1.0% flammable components, by mass, and generates an aerosol that has a heat of combustion <20 kJ/g;
(b) generates a spray aerosol that does not meet the criteria for the category “Aerosols — Category 1” or “Aerosols – Category 2” and that has
(i) a time equivalent > 300 s/m³, based on test results from the enclosed space ignition test performed in accordance with sub-section 31.5 of Part III of the Manual of Tests and Criteria, or
(ii) a deflagration density > 300 g/m³, based on test results from the enclosed space ignition test performed in accordance with sub-section 31.5 of Part III of the Manual of Tests and Criteria; or
(c) generates a foam aerosol that does not meet the criteria for the category “Aerosols – Category 1” or “Aerosols – Category 2” and that has, based on test results from the aerosol foam flammability test performed in accordance with sub-section 31.6 of Part III of the Manual of Tests and Criteria, a flame height < 4 cm or a flame duration < 2 s
Marginal note:Default category
(3) A product that contains flammable components in an aerosol dispenser for which there are no test results in accordance with subparagraph 2.1(a)(i) and referred to in subsection (2) must be classified in the category “Aerosols – Category 1”, unless the product contains flammable components at a concentration less than or equal to 1.0% and has a heat of combustion less than 20 kJ/g.
SUBPART 4Oxidizing Gases
Definition
Definition of oxidizing gas
7.4 In this Subpart, oxidizing gas means a gas that is liable to cause or contribute to the combustion of other material more than air does.
Classification in the Category of the Class
Marginal note:Category
7.4.1 An oxidizing gas is classified in the category of this hazard class in accordance with the following table:
Column 1 | Column 2 | |
---|---|---|
Item | Category | Criteria |
1 | Oxidizing Gases — Category 1 | A gas that has an oxidizing power > 23.5% based on one of the methods set out in the International Organization for Standardization standard ISO 10156:2017 entitled Gas cylinders — Gases and gas mixtures — Determination of fire potential and oxidizing ability for the selection of cylinder valve outlets, as amended from time to time |
SUBPART 5Gases Under Pressure
Definitions
Marginal note:Definitions
7.5 The following definitions apply in this Subpart.
- critical temperature
critical temperature means the temperature above which a pure gas cannot be liquefied, regardless of the degree of compression. (température critique)
- gas under pressure
gas under pressure means a product that consists of a gas contained in a receptacle at a gauge pressure of 200 kPa or more at 20°C, or that is liquefied, or liquefied and refrigerated, but excludes any gas that has an absolute vapour pressure of not more than 300 kPa at 50°C or that is not completely gaseous at 20°C and the standard pressure of 101.3 kPa. (gaz sous pression)
Classification in a Category of the Class
Marginal note:Exclusions — aerosols
7.5.1 (1) Any product that is classified in a category of the hazard class “Aerosols” need not be classified in any category of this hazard class.
Marginal note:Exclusions — chemicals under pressure
(2) Any product that is classified in a category of the hazard class “Chemicals Under Pressure” must not be classified in any category of this hazard class.
Marginal note:Categories
(3) A gas under pressure is classified in a category of this hazard class in accordance with the following table:
Column 1 Column 2 Item Category Criteria 1 Gases Under Pressure — Compressed Gas A gas that when packaged under pressure is entirely gaseous at -50°C, including all gases with a critical temperature ≤ -50°C 2 Gases Under Pressure — Liquefied Gas A gas that when packaged under pressure is partially liquid at temperatures > -50°C 3 Gases Under Pressure — Refrigerated Liquefied Gas A gas that when packaged is partially liquid because of its low temperature 4 Gases Under Pressure — Dissolved Gas A gas that when packaged under pressure is dissolved in a liquid phase solvent
SUBPART 6Flammable Liquids
Definitions
Marginal note:Definitions
7.6 The following definitions apply in this Subpart.
- appropriate closed-cup method
appropriate closed-cup method means the methods listed in paragraph 2.6.4.2.5 of the GHS, as amended from time to time. (méthode de creuset fermé appropriée)
- flammable liquid
flammable liquid means a liquid that has a flash point of not more than 93°C. (liquide inflammable)
Classification in a Category of the Class
Marginal note:Exclusions — aerosols
7.6.1 (1) Any product that is classified in a category of the hazard class “Aerosols” need not be classified in any category of this hazard class.
Marginal note:Exclusions — chemicals under pressure
(1.1) Any product that is classified in a category of the hazard class “Chemicals Under Pressure” must 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:
Column 1 Column 2 Item Category Criteria 1 Flammable Liquids — Category 1 A liquid that has a flash point < 23°C and initial boiling point ≤ 35°C 2 Flammable Liquids — Category 2 A liquid that has a flash point < 23°C and initial boiling point > 35°C 3 Flammable Liquids — Category 3 A liquid that has a flash point ≥ 23°C and ≤ 60°C 4 Flammable Liquids — Category 4 A 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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