Hazard Warning Diamonds - Classifications:
Class 1 - Explosive substances and articles, with sub-categories ranging from 1.1 (mass explosion hazard) through to class 1.6 (extremely insensitive substances).
Class 2 - Gases (including compressed gas, liquefied gas, refrigerated liquefied gas, dissolved gas, aerosol dispensers containing gas, and other articles containing gas under pressure and non-pressurised gas).
Class 3 - Flammable liquids.
Class 4.1 - Flammable solids.
Class 4.2 - Substances liable to spontaneous combustion (including pyrophoric substances, mixtures and solutions - liquid or solid - and self heating substances)
Class 5.1 - Oxidizing substances, solid or liquid, either self heating, or emitting flammable gases on contact with water.
Class 5.2 - Organic peroxides. Substances which decompose at normal or elevated temperatures, or heat up on contact with impurities (acids, amines etc), friction or impact, and release harmful or flammable gases and vapours.
Class 6.1 - Toxic substances that cause damage to human health, or death by inhalation, body absorption or by ingestion.
Class 6.2 - Infectious substances that contain pathogens (bacterias, viruses, parasites or fungi) leading to disease in humans or animals.
Class 7 - Radioactive material containing radionuclides above permissable levels.
Class 8 - Corrosive substances where skin or mucous membrane is attacked by chemical action, or where goods are damaged or destroyed through leakage.
Class 9 - Miscellaneous dangers not covered by the above. This includes: fine dust hazards (asbestos fibres); substances which form dioxins in the event of fire (PCBs); environmentally hazardous materials; substances emitting flammable vapours; lithium batteries; and life saving appliances.
If you have any questions about our hazard diamond labels, or if you cannot find the symbol you are looking for, feel free to email the Label Source team on [email protected] for a quick and helpful response.
