GHS Chemical Hazard Symbols

Flammable:

• Flammable gases, category 1
• Flammable aerosols, categories 1, 2
• Flammable liquids, categories 1, 2, 3
• Flammable solids, categories 1, 2
• Self-reactive substances and mixtures, types B, C, D, E, F
• Pyrophoric liquids, category 1

• Self-heating substances and mixtures, categories 1, 2
• Substances and mixtures, which in contact with water, emit flammable gases, categories 1, 2, 3
• Organic peroxides, types B, C, D, E, F

Explosive:

• Unstable explosives
• Explosives, divisions 1.1, 1.2, 1.3, 1.4
• Self-reactive substances and mixtures, types A, B
• Organic peroxides, types A, B

Oxidizing:

• Oxidizing gases, category 1
• Oxidizing liquids, categories 1, 2, 3
• Oxidizing solids, categories 1, 2, 3

Compressed Gas:

• Compressed gases
• Liquefied gases
• Refrigerated liquefied gases
• Dissolved gases

Corrosive:

• Corrosive to metals, category 1
• Explosives, divisions 1.5, 1.6
• Flammable gases, category 2
• Self-reactive substances and mixtures, type G
• Organic peroxide, type G

Harmful:

• Acute toxicity (oral, dermal, inhalation), category 4
• Skin irritation, categories 2, 3
• Eye irritation, category 2A
• Skin sensitization, category 1
• Specific target organ toxicity following single exposure, category 3
  • Respiratory tract irritation
  • Narcotic effects 

• with the "skull and crossbones" pictogram
• for skin or eye irritation if:
  • the "corrosion" pictogram also appears
  • the "health hazard" pictogram is used to indicate respiratory sensitization   

Toxic:

• Acute toxicity (oral, dermal, inhalation), categories 1, 2, 3

Health Hazard:

• Respiratory sensitization, category 1
• Germ cell mutagenicity, categories 1A, 1B, 2
• Carcinogenicity, categories 1A, 1B, 2
• Reproductive toxicity, categories 1A, 1B, 2
• Specific target organ toxicity following single exposure, categories 1, 2
• Specific target organ toxicity following repeated exposure, categories 1, 2

• Aspiration hazard, categories 1, 2
• Acute toxicity (oral, dermal, inhalation), category 5
• Eye irritation, category 2B
• Reproductive toxicity – effects on or via lactation

Environmental Hazard:

• Acute hazards to the aquatic environment, category 1
• Chronic hazards to the aquatic environment, categories 1, 2
• Acute hazards to the aquatic environment, categories 2, 3
• Chronic hazards to the aquatic environment, categories 3, 4