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Notwithstanding the provisions of this paragraph, the packing group and hazard zone of a tear gas substance is as assigned in Column 5 of the 49CFR 172.101 Table. The packing group and hazard zone for Division 6.1 mixtures that are poisonous (toxic) by inhalation may be determined by one of the following methods:
"Dangerous goods" (also known as "hazardous materials" or "HAZMAT" in the United States) may be a pure chemical substance (e.g. TNT, nitroglycerin), mixtures (e.g. dynamite, gunpowder) or manufactured articles (e.g. ammunition, fireworks). The transport hazards that they pose are grouped into nine classes, which may be subdivided into divisions ...
Infectious substance, affecting humans or Infectious Substance, affecting humans (Risk Group 2). UN 2815: 8: N-Aminoethylpiperazine: UN 2816? (UN No. no longer in use) UN 2817: 8: Ammonium hydrogendifluoride, solution UN 2818: 8: Ammonium polysulfide, solution UN 2819: 8: Amyl acid phosphate: UN 2820: 8: Butyric acid: UN 2821: 6.1: Phenol ...
6.2 Biohazardous substances; the World Health Organization (WHO) divides this class into two categories: Category A: Infectious; and Category B: Samples (virus cultures, pathology specimens, used intravenous needles). Class 7: Radioactive Substances Class 8: Corrosive Substances Class 9: Miscellaneous
Toxic substances – Substances with an LD 50 value ≤ 300 mg/kg (oral) or ≤ 1000 mg/kg (dermal) or an LC 50 value ≤ 4000 ml/m 3 (inhalation of dusts or mists) e.g. nearly everything that contains cyanide groups
Any material that meets the definition in 49 CFR 171.8 for an elevated temperature material, a hazardous substance, a hazardous waste, or a marine pollutant. A new sub-class, class 9A, has been in effect since January 1, 2017. This is limited to the labeling of the transport of lithium batteries.
A gas is a substance which (a) at 50 °C (122 °F) has a vapor pressure greater than 300 kPa (43.51 PSI) or (b) is completely gaseous at 20 °C (68 °F) at a standard pressure of 101.3 kPa (14.69 PSI). Gases are assigned to one of three divisions division 2.1 Flammable gas; division 2.2 Non flammable, Non-toxic gas; division 2.3 Toxic gas
Class 6.2 Infectious substances; Class 7 Radioactive material; Class 8 Corrosive substances; Class 9 Miscellaneous dangerous substances and articles; Each entry in the different classes has been assigned a 4 digit UN number. It is not usually possible to deduce the hazard class of a substance from its UN number: they have to be looked up in a ...
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