Glossary Definition UN Hazard Codes
UN Hazard codes
∙ Class 1 Explosive
o 1.1 Substances with a mass explosion hazard
o 1.2 Substances which prent a projection hazard but no mass explosion hazard
o 1.3 Substances which prent both a fire hazard and a minor blast or projection hazard (or both) but not a mass explosion hazard
o 1.4 No significant hazard
o 1.5 Very innsitive substances with a mass explosion hazard
o 1.6 Very innsitive articles with no mass explosion hazard
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∙ Class 2 Gas
o 2.1 Flammable gas
o 2.2 Non-flammable, non-toxic gas
o 2.3 Toxic gas
∙ Class 3 Flammable liquids
10000000∙ 头皮养护Class 4 Flammable solids
o 汤姆索亚历险记好词4.1 Flammable solids, lf-reactive substances and solid densitized explosives
o 山芋丸子4.2 Materials liable to spontaneous combustion
o 4.3 Substances which, in contact with water, relea flammable gas
∙ Class 5. Oxidizing substances and organic peroxides
o 5.1 Oxidizing agents
o 5.2 Organic peroxides
∙ Class 6 Toxic and infectious substances
o 奇葩说肖骁6.1 Toxic substances
o 6.2 Infectious substances
∙ Class 7 Radioactive substances and articles
∙ Class 8 Corrosive substances
∙ Class 9 Miscellaneous dangerous substances
Packing Group: The Packing Group for a chemical indicates the degree of hazard associated with its transportation. The highest group is Group I (great danger); Group II is next (medium danger), while Group III chemicals prent the lowest hazard (minor danger). Packing Groups are often shown on MSDS data sheets for chemicals under the heading "Transport Information". 爽朗是什么意思>酸甜萝卜干
