Liquefied Gas Gases under pressure – Dissolved Gas Gas under pressure H281 Contains refrigerated gas; may cause – – Refrigerated Liquefied Gas cryogenic burns or injury Division 2.1 Gas Flammable Gases H220 Extremely flammable gas – Flammable Gases Category 1 Flammable Aerosol H222 Extremely flammable aerosol – Category 1 Flammable Aerosol H223 Flammable aerosol – Category 2 Division 2.2 Gas Compressed Gas, Liquefied Gas H280 Contains gas under pressure; may explode – Non-flammable, non-toxic Gases Liquid/Gas & if heated Dissolved Gas Gas Refrigerated Liquefied Gas H281 Contains refrigerated gas; may cause – Liquid/Gas cryogenic burns or injury Divisions 2.2 / Sub-risk. 5.1 Oxidising Gases, Gas Oxidising Gases H270 May cause or intensify fire; Oxidiser – Non-flammable, non-toxic Gases, Sub-risk Category 1 Oxidising Substances Gases under pressure not H280 Contains gas under pressure; may explode – otherwise specified if heated Division 2.3 Gas Acute Inhalation Toxicity (gas) H330 Fatal if inhaled – Toxic Gases Category 1 Acute Inhalation Toxicity (gas) H330 Fatal if inhaled – Category 2 Acute Inhalation Toxicity (gas) H331 Toxic if inhaled – Category 3
Liquefied Gas Gases under pressure – Dissolved Gas Gas under pressure – Refrigerated Liquefied Gas H281 – Contains refrigerated gas; may cause cryogenic burns or injury Division 2.1 Flammable Gases Gas Flammable Gases Category 1 Flammable Aerosol Category 1 Flammable Aerosol Category 2 H220 – Extremely flammable gas H222 – Extremely flammable aerosol H223 – Flammable aerosol Division 2.2 Non-flammable, non-toxic Gases Gas Liquid/Gas Gas Liquid/Gas Compressed Gas, Liquefied Gas & Dissolved Gas Refrigerated Liquefied Gas H280 – Contains gas under pressure; may explode if heated H281 – Contains refrigerated gas; may cause cryogenic burns or injury Divisions 2.2 / Sub-risk. 5.1 Oxidising Gases, Non-flammable, non-toxic Gases, Sub-risk Oxidising Substances Gas Oxidising Gases Category 1 Gases under pressure not otherwise specified H270 – May cause or intensify fire; Oxidiser H280 – Contains gas under pressure; may explode if heated Division 2.3 Toxic Gases Gas Acute Inhalation Toxicity (gas) Category 1 Acute Inhalation Toxicity (gas) Category 2 Acute Inhalation Toxicity (gas) Category 3 H330 – Fatal if inhaled H330 – Fatal if inhaled H331 – Toxic if inhaled
guidance_on_the_classification_of_hazardous_chemicals_under_the_whs_regulations.docx