There are 9 GHS pictograms conveying the following types of chemical hazards:

 There are 9 GHS pictograms conveying the following types of chemical hazards:

Physical Hazards(17 classes) 

Explosives

Flammable Gases

Aerosols

Oxidizing Gases

Gases Under Pressure

Flammable Liquids

Flammable Solids

Self-Reactive Substances

Pyrophoric Liquids

Pyrophoric Solids

Self-Heating Substances

Substances which, in contact with water emit flammable gases

Oxidizing Liquids

Oxidizing Solids

Organic Peroxides

Corrosive to Metals

Desensitized explosives[Added in GHS Rev. 6]

Health Hazards(10 classes) 

Acute Toxicity (Oral/Dermal/Inhalation)

Skin Corrosion/Irritation

Serious Eye Damage/Eye Irritation

Respiratory or Skin Sensitization

Germ Cell Mutagenicity

Carcinogenicity

Reproductive Toxicology

Target Organ Systemic Toxicity - Single Exposure

Target Organ Systemic Toxicity - Repeated Exposure

Aspiration Toxicity

Environmental Hazards(2 classes) 

Hazardous to Aquatic Environment (Acute/Chronic)

Hazardous to the Ozone Layer