GreatNorthCollective/greatnorth-canada-federal-laws-text huggingface dataset:
Transportation of Dangerous Goods Regulations — 2.18
2.18 (1) Substances that are liquids or liquids containing solids in solution or suspension are included in Class 3, Flammable Liquids, if they (a) have a flash point less than or equal to 60ºC using the closed-cup test method referred to in Chapter 2.3 of the UN Recommendations; or (b) are intended or expected to be at a temperature that is greater than or equal to their flash point at any time while the substances are in transport. (2) Despite paragraph (1)(a), liquids that have a flash point greater than 35°C are not included in Class 3, Flammable Liquids, if they (a) do not sustain combustion, as determined in accordance with the sustained combustibility test referred to in section 2.3.1.3 of Chapter 2.3 of the UN Recommendations; (b) have a fire point greater than 100°C, as determined in accordance with ISO 2592; or (c) are water-miscible solutions with a water content greater than 90% by mass. SOR/2008-34, s. 32
Transportation of Dangerous Goods Regulations — 2.19
2.19 (1) Flammable liquids included in Class 3, Flammable Liquids, are included in one of the following packing groups: (a) Packing Group I, if they have an initial boiling point of 35°C or less at an absolute pressure of 101.3 kPa and any flash point; (b) Packing Group II, if they have an initial boiling point greater than 35°C at an absolute pressure of 101.3 kPa and a flash point less than 23°C; or (c) Packing Group III, if the criteria for inclusion in Packing Group I or II are not met. (2) Despite subsection (1), for dangerous goods included in Class 3, Flammable Liquids, (a) when the packing group is unknown, the consignor may include the dangerous goods in Packing Group I; or (b) when the packing group is reasonably believed or is known to be Packing Group II or III, the consignor may include the dangerous goods in Packing Group II but, if the substance has the same characteristics as UN1203, GASOLINE, it may also be transported as Packing Group II. (3) Despite paragraph (1)(b), a viscous flammable liquid that has a flash point less than 23°C may be included in Packing Group III if (a) the liquid or any separated solvent does not meet the criteria for inclusion in Class 6.1 or Class 8; (b) less than 3% of the clear solvent layer separates when the solvent separation test set out in subsection 32.5.1 of Part III of the Manual of Tests and Criteria is carried out; (c) the viscosity and flash-point of the liquid are in accordance with the table to this subsection; and (d) the viscosity test is carried out in accordance with the procedure set out in subsection 32.4 of Part III of the Manual of Tests and Criteria or the procedure set out in ISO 2431. TABLE Kinematic viscosity extrapolated ν (at near-zero shear rate) mm 2 /s at 23°C Flow time t (seconds) Jet diameter (mm) Flash point, closed cup (°C) 20 < ν ≤ 80 20 < t ≤ 60 4 above 17 80 < ν ≤ 135 60 < t ≤ 100 4 above 10 135 < ν ≤ 220 20 < t ≤ 32 6 above 5 220 < ν ≤ 300 32 < t ≤ 44 6 above -1 300 < ν ≤ 700 44 < t ≤ 100 6 above -5 700 < ν 100 < t 6 No limit (3.1) If a liquid referred to in subsection (3) is a non-Newtonian substance or a flow cup method of viscosity determination is unsuitable, a variable shear-rate viscometer must be used to determine the dynamic viscosity coefficient of the liquid, at 23°C, at a number of shear rates. The values obtained must be plotted against shear rate and then extrapolated to zero shear rate. The dynamic viscosity value thus obtained, divided by the density, gives the apparent kinematic viscosity at near-zero shear rate. SOR/2008-34, s. 33(F); SOR/2017-137, s. 19
Transportation of Dangerous Goods Regulations — 2.20
2.20 Substances are included in Class 4 if they are flammable solids, substances liable to spontaneous combustion or substances that on contact with water emit flammable gases (water-reactive substances) and meet the criteria for inclusion in one of the divisions and packing groups of Class 4.
Transportation of Dangerous Goods Regulations — 2.21
2.21 (1) Class 4 has three divisions: (a) Class 4.1, Flammable Solids, which consists of substances that are (i) readily combustible, as determined in accordance with section 2.4.2.2 of Chapter 2.4 of the UN Recommendations, (ii) under normal conditions of transport, liable to cause fire through friction, (iii) solid desensitized explosives, which are solid explosives desensitized through wetting with water or alcohols or diluted with other substances to form a homogeneous solid mixture to suppress their explosive properties so that they are not included in Class 1, Explosives, (iv) self-reactive substances that are liable to undergo a strongly exothermic decomposition even without the participation of oxygen (air), as determined in accordance with section 2.4.2.3 of Chapter 2.4 of the UN Recommendations, but Class 4.1 does not include substances that have (A) a primary class of Class 1, Explosives, Class 5.1, Oxidizing Substances, or Class 5.2, Organic Peroxides, (B) a heat of decomposition less than 300 J/g, or (C) a self-accelerating decomposition temperature (SADT) that is greater than 75°C for a 50 kg means of containment, as determined in accordance with section 2.4.2.3.4 of Chapter 2.4 of the UN Recommendations, (iv.1) polymerizing substances that, without stabilization, are liable to undergo a strongly exothermic reaction resulting in the formation of larger molecules or resulting in the formation of polymers under conditions normally encountered in transport, (v) identified by one of the following UN numbers: UN2956, UN3241, UN3242 or UN3251, or (vi) are in the list of currently assigned self-reactive substances in section 2.4.2.3.2.3 of Chapter 2.4 of the UN Recommendations; (b) Class 4.2, Substances Liable to Spontaneous Combustion, which consists of (i) pyrophoric substances that spontaneously ignite within 5 minutes after coming into contact with air, as determined in accordance with section 2.4.3.2 of Chapter 2.4 of the UN Recommendations, and (ii) self-heating substances that, when in large amounts (kilograms), spontaneously ignite on contact with air after long periods (hours or days), as determined in accordance with section 2.4.3.2 of Chapter 2.4 of the UN Recommendations; and (c) Class 4.3, Water-reactive Substances, which consists of substances that, in tests performed in accordance with section 2.4.4.2 of Chapter 2.4 of the UN Recommendations, emit a flammable gas at a rate greater than 1 L/kg of substance per hour or spontaneously ignite at any step in the test procedure. (2) For the purposes of subparagraph (1)(a)(iv.1), a substance is considered to be a polymerizing substance of Class 4.1 if it (a) has a self-accelerating polymerization temperature (SAPT) that is less than or equal to 75°C under the conditions in which the substance or mixture is to be transported, with or without chemical stabilization as offered for transport, and in the means of containment in which the substance or mixture is to be transported; (b) exhibits a heat of reaction of more than 300 J/g; and (c) does not meet any other criteria for inclusion in Classes 1 to 8. SOR/2017-137, s. 20
Transportation of Dangerous Goods Regulations — 2.21.1
2.21.1 A person must not offer for transport, handle or transport the following polymerizing substances unless they are stabilized by temperature control: (a) polymerizing substance that is in a small means of containment prescribed by TP 14850 or Chapter 6.1 of the UN Recommendations or in an intermediate bulk container (IBC) and whose self-accelerating polymerization temperature (SAPT) is 50°C or less in the small means of containment or IBC; and (b) a polymerizing substance that is in a large means of containment that is not an IBC and whose SAPT is 45°C or less in the large means of containment. SOR/2017-137, s. 21
Transportation of Dangerous Goods Regulations — 2.23
2.23 Substances are included in Class 5 if they are oxidizing substances or organic peroxides and meet the criteria for inclusion in one of the divisions of Class 5.
Transportation of Dangerous Goods Regulations — 2.24
2.24 Class 5 has two divisions: (a) Class 5.1, Oxidizing Substances, which consists of substances that yield oxygen thereby causing or contributing to the combustion of other material, as determined in accordance with section 2.5.2 of Chapter 2.5 of the UN Recommendations; and (b) Class 5.2, Organic Peroxides, which consists of substances that (i) are thermally unstable organic compounds that contain oxygen in the bivalent “-O-O-” structure, as determined in accordance with section 2.5.3 of Chapter 2.5 of the UN Recommendations, (ii) are liable to undergo exothermic self-accelerating decomposition, (iii) have one or more of the following characteristics: (A) they are liable to explosive decomposition, (B) they burn rapidly, (C) they are sensitive to impact or friction, (D) they react dangerously with other substances, or (E) they cause damage to the eyes, or (iv) are in the list of currently assigned organic peroxides in section 2.5.3.2.4 of Chapter 2.5 of the UN Recommendations. SOR/2017-137, s. 23(E)
Transportation of Dangerous Goods Regulations — 2.25
2.25 (1) The packing group for a substance that is included in Class 5.1, Oxidizing Substances, must be determined by using a test sample of the substance that (a) in the case of a solid, is prepared in accordance with section 2.5.2.2 of Chapter 2.5 of the UN Recommendations; and (b) in the case of a liquid, is prepared in accordance with section 2.5.2.3 of Chapter 2.5 of the UN Recommendations. (2) In the case of a solid substance included in Class 5.1, Oxidizing Substances, the test procedure set out in either subsection 34.4.1 (test O.1) or subsection 34.4.3 (test O.3) of Part III of the Manual of Tests and Criteria must be carried out on the test sample. The substance is included in (a) Packing Group I, if the test sample exhibits an average burning time that is (i) less than the mean burning time of a 3:2 potassium bromate/cellulose mixture by mass when test O.1 is used, or (ii) greater than the mean burning rate of a 3:1 calcium peroxide/cellulose mixture by mass when test O.3 is used; (b) Packing Group II, if the criteria for Packing Group I are not met and the test sample exhibits an average burning time that is (i) less than or equal to the mean burning time of a 2:3 potassium bromate/cellulose mixture by mass, when test O.1 is used, or (ii) equal to or greater than the mean burning rate of a 1:1 calcium peroxide/cellulose mixture by mass, when test O.3 is used; or (c) Packing Group III, if the criteria for Packing Groups I and II are not met and the test sample exhibits an average burning time that is (i) less than or equal to the mean burning time of a 3:7 potassium bromate/cellulose mixture by mass, when test O.1 is used, or (ii) equal to or greater than the mean burning rate of a 1:2 calcium peroxide/cellulose mixture by mass, when test O.3 is used. (2.1) In the case of a liquid substance included in Class 5.1, Oxidizing Substances, the test procedure set out in sub-section 34.4.2 (test O.2) of Part III of the Manual of Tests and Criteria must be carried out on the test sample. The substance is included in (a) Packing Group I, if the test sample in a 1:1 mixture by mass of substance and cellulose spontaneously ignites or the mean pressure rise time is less than that of a 1:1 mixture by mass of 50% perchloric acid and cellulose; (b) Packing Group II, if the mean pressure rise time is less than or equal to the mean pressure rise time of a 1:1 mixture by mass of 40% aqueous sodium chlorate solution and cellulose and the criteria for inclusion in Packing Group I are not met; or (c) Packing Group III, if the mean pressure rise time is less than or equal to the mean pressure rise time of a 1:1 mixture by mass of 65% aqueous nitric acid solution and cellulose and the criteria for inclusion in Packing Group I or II are not met. (3) Class 5.2, Organic Peroxides, are included in Packing Group II. (4) The type, B to F, of organic peroxides must be determined in accordance with section 2.5.3.3 of Chapter 2.5 of the UN Recommendations. SOR/2017-137, s. 24
Transportation of Dangerous Goods Regulations — 2.26
2.26 Substances are included in Class 6 if they are (a) liable to cause death or serious injury or to harm human health if swallowed or inhaled or if they come into contact with human skin; or (b) infectious substances.
Transportation of Dangerous Goods Regulations — 2.27
2.27 Class 6 has two divisions: (a) Class 6.1, Toxic Substances, which consists of substances that are liable to cause death or serious injury or to harm human health if swallowed or inhaled or if they come into contact with human skin; and (b) Class 6.2, Infectious Substances, which consists of infectious substances.
Transportation of Dangerous Goods Regulations — 2.28
2.28 A substance is included in Class 6.1 (a) due to oral toxicity if its LD 50 (oral) is less than or equal to 300 mg/kg; (b) due to dermal toxicity if its LD 50 (dermal) is less than or equal to 1 000 mg/kg; or (c) due to inhalation toxicity (i) by dust or mist if dust or mist is likely to be produced in a transport accident and its LC 50 (inhalation) is less than or equal to 4 mg/L, or (ii) by vapour if its LC 50 (inhalation) is less than or equal to 5 000 mL/m 3 . SOR/2008-34, s. 34
Transportation of Dangerous Goods Regulations — 2.29
2.29 (1) When a substance is known to be included in Class 6.1 and that knowledge is based on documentary evidence published in technical journals or government publications and testing is not done to determine the packing group, the substance must be included in Packing Group I. (2) Substances that are included in Class 6.1 due to (a) oral toxicity are included in one of the following packing groups: (i) Packing Group I, if the LD 50 (oral) is less than or equal to 5 mg/kg, (ii) Packing Group II, if the LD 50 (oral) is greater than 5 mg/kg but less than or equal to 50 mg/kg, or (iii) Packing Group III, if the LD 50 (oral) is greater than 50 mg/kg but less than or equal to 300 mg/kg; (b) dermal toxicity are included in one of the following packing groups: (i) Packing Group I if the LD 50 (dermal) is less than or equal to 50 mg/kg, (ii) Packing Group II if the LD 50 (dermal) is greater than 50 mg/kg but less than or equal to 200 mg/kg, or (iii) Packing Group III if the LD 50 (dermal) is greater than 200 mg/kg but less than or equal to 1 000 mg/kg; (c) inhalation toxicity by dust or mist are included in one of the following packing groups: (i) Packing Group I if the LC 50 (inhalation) is less than or equal to 0.2 mg/L, (ii) Packing Group II if the LC 50 (inhalation) is greater than 0.2 mg/L but less than or equal to 2 mg/L, or (iii) Packing Group III if the LC 50 (inhalation) is greater than 2 mg/L but less than or equal to 4 mg/L; or (d) inhalation toxicity by vapour are included in one of the following packing groups, where “V” is the saturated vapour concentration in millilitres per cubic metre of air at 20°C and at 101.3 kPa: (i) Packing Group I, if (A) V is greater than or equal to 10 multiplied by the LC 50 , and (B) the LC 50 is less than or equal to 1 000 mL/m 3 , (ii) Packing Group II, if (A) V is greater than or equal to the LC 50 , (B) the LC 50 is less than or equal to 3 000 mL/m 3 , and (C) the criteria for Packing Group I are not met, or (iii) Packing Group III, if (A) V is greater than or equal to 0.2 multiplied by the LC 50 , (B) the LC 50 is less than or equal to 5 000 mL/m 3 , and (C) the criteria for inclusion in Packing Group I or II are not met. SOR/2008-34, s. 35; SOR/2012-245, s. 16(E)
Transportation of Dangerous Goods Regulations — 2.30
2.30 LD 50 (oral or dermal) values for solid or liquid substances or for a mixture of solid or liquid substances must be determined (a) by using the LD 50 values published in technical journals or in government publications; (b) in accordance with section 2.6.2.3 of Chapter 2.6 of the UN Recommendations; or (c) for a mixture of solid or liquid substances, in accordance with section 2.31.
Transportation of Dangerous Goods Regulations — 2.31
2.31 To determine the LD 50 of a mixture of solid or liquid substances when the LD 50 of each of the substances is known, use 1 000 mg/kg as the toxic limit and (a) if the mixture contains only one substance with an LD 50 less than or equal to the toxic limit (called “Substance A”), use the following calculation: LD 50 of the mixture = LD 50 of Substance A fraction by mass of Substance A in the mixture or (b) if the mixture contains more than one substance with an LD 50 less than or equal to the toxic limit (called “Substance A”, “Substance B”, etc.), (i) determine the lowest LD 50 of all substances, assign that LD 50 to all substances whose actual LD 50 is less than or equal to the toxic limit, then use the calculation in paragraph (a) using that assigned LD 50 and taking as the mass of Substance A in the formula the total of the masses of all substances whose actual LD 50 is less than or equal to the toxic limit, or (ii) use the following calculations: (A) determine the contributing number (CN) of each of the substances with an LD 50 less than or equal to the toxic limit using the formula CN for Substance A= LD 50 of Substance A fraction by mass of Substance A in the mixture (B) combine the contributing numbers (CN) of each substance with an LD 50 less than or equal to the toxic limit as T = 1 CN Substance A + 1 CN Substance B + (as needed) and (C) obtain the LD 50 of the mixture by dividing 1 by the number T (LD 50 of the mixture = 1 / T).
Transportation of Dangerous Goods Regulations — Transportation of Dangerous Goods Regulations
LD 50 of the mixture = LD 50 of Substance A fraction by mass of Substance A in the mixture
Transportation of Dangerous Goods Regulations — Transportation of Dangerous Goods Regulations
CN for Substance A= LD 50 of Substance A fraction by mass of Substance A in the mixture
Transportation of Dangerous Goods Regulations — 2.32
2.32 LC 50 values for a substance in the form of a dust, mist or vapour or for a mixture of substances in the form of a dust, mist or vapour must be determined (a) by using the LC 50 values published in technical journals or in government publications; (b) in accordance with sections 2.6.2.2.4.2 to 2.6.2.2.4.7 of Chapter 2.6 of the UN Recommendations; or (c) for a mixture of substances, in accordance with section 2.33.
Transportation of Dangerous Goods Regulations — 2.33
2.33 To determine the LC 50 of a mixture of substances that are in the form of a dust, mist or vapour, when the LC 50 of each of the substances is known, make the determination in accordance with section 2.17, except that for a dust use 10 mg/L as the toxic limit and for a mist use 2 mg/L as the toxic limit. For a substance in the form of vapour the toxic limit is the same as for a gas, which is 5 000 mL/m 3 . SOR/2002-306, s. 13
Transportation of Dangerous Goods Regulations — 2.34
2.34 (1) The first step in determining the packing group of a mixture of liquids with an inhalation toxicity by vapour when one or more of the substances has an LC 50 (vapour) less than or equal to 5 000 mL/m 3 , and the LC 50 of each substance is known, is to determine the following data: (a) determine the LC 50 (vapour) for the mixture in accordance with section 2.33; (b) where P i is the vapour pressure of the i th substance in kPa at 20°C and an absolute pressure of 101.3 kPa, determine the volatility, V i , of each substance in the mixture as V i = P i multiplied by 10 6 then divided by 101.3; (c) determine the ratio of the volatility of a substance to its LC 50 for each substance with an LC 50 less than or equal to 5 000 mL/m 3 as R i = V i divided by the LC 50 of the i th substance; and (d) set R equal to the sum of the R i for each of the substances with an LC 50 less than or equal to 5 000 mL/m 3 as R = R 1 + R 2 + ... + (as needed). (2) Using the data determined in accordance with subsection (1), the mixture is included in one of the following packing groups: (a) Packing Group I, if (i) R is greater than or equal to 10, and (ii) the LC 50 (mixture) is less than or equal to 1 000 mL/m 3 ; (b) Packing Group II, if (i) R is greater than or equal to 1, (ii) the LC 50 (mixture) is less than or equal to 3 000 mL/m 3 , and (iii) the criteria for inclusion in Packing Group I are not met; or (c) Packing Group III, if (i) R is greater than or equal to 0.2, (ii) the LC 50 (mixture) is less than or equal to 5 000 mL/m 3 , and (iii) the criteria for inclusion in Packing Group I or II are not met.
Transportation of Dangerous Goods Regulations — Transportation of Dangerous Goods Regulations
V i = P i multiplied by 10 6 then divided by 101.3;
Transportation of Dangerous Goods Regulations — Transportation of Dangerous Goods Regulations
R i = V i divided by the LC 50 of the i th substance;
Transportation of Dangerous Goods Regulations — 2.35
2.35 (1) A mixture of liquids with an inhalation toxicity and an unknown LC 50 is included in Packing Group I if it meets the following criteria: (a) when a sample of the mixture is vapourized and diluted with air to create a test atmosphere of 1 000 mL/m 3 and 10 young adult albino rats (5 male and 5 female) are exposed to the test atmosphere for 1 hour and observed for 14 days, the result is the death of 5 or more of the animals within the 14-day observation period; and (b) when a sample of the vapour in equilibrium with the mixture at 20°C is diluted with 9 equal volumes of air to form a test atmosphere and 10 young adult albino rats (5 male and 5 female) are exposed to the test atmosphere for 1 hour and observed for 14 days, the result is the death of 5 or more of the animals within the 14-day observation period. (2) A mixture of liquids with an inhalation toxicity and an unknown LC 50 is included in Packing Group II if it meets the following criteria and the criteria for inclusion in Packing Group I are not met: (a) when a sample of the mixture is vapourized and diluted with air to create a test atmosphere of 3 000 mL/m 3 and 10 young adult albino rats (5 male and 5 female) are exposed to the test atmosphere for 1 hour and observed for 14 days, the result is the death of 5 or more of the animals within the 14-day observation period; and (b) when a sample of the vapour in equilibrium with the mixture at 20°C is used to form a test atmosphere and 10 young adult albino rats (5 male and 5 female) are exposed to the test atmosphere for 1 hour and observed for 14 days, the result is the death of 5 or more of the animals within the 14-day observation period. (3) A mixture of liquids with an inhalation toxicity and an unknown LC 50 is included in Packing Group III if it meets the following criteria and the criteria for inclusion in Packing Group I or II are not met: (a) when a sample of the mixture is vapourized and diluted with air to create a test atmosphere of 5 000 mL/m 3 and 10 young adult albino rats (5 male and 5 female) are exposed to the test atmosphere for 1 hour and observed for 14 days, the result is the death of 5 or more of the animals within the 14-day observation period; and (b) when the vapour pressure of the mixture is measured, the vapour concentration is greater than or equal to 1 000 mL/m 3 . (4) If only LC 50 data relating to 4-hour exposures to dust or mist are available, those figures can be multiplied by 4 and the result taken as the LC 50 data for 1 hour, that is LC 50 4 hours (dust or mist) multiplied by 4 is equivalent to LC 50 1 hour. (5) If only LC 50 data relating to 4-hour exposures to vapour are available, those figures can be multiplied by 2 and the result taken as the LC 50 data for 1 hour, that is LC 50 4 hours (vapour) multiplied by 2 is equivalent to LC 50 1 hour.