R-phrases are defined in Annex III of European Union Directive 67/548/EEC: Nature of special risks attributed to dangerous substances and preparations. The list was consolidated and republished in Directive 2001/59/EC, where translations into other EU languages may be found.
- : Explosive when dry
- : Risk of explosion by shock, friction, fire or other sources of ignition
- : Extreme risk of explosion by shock, friction, fire or other sources of ignition
- : Forms very sensitive explosive metallic compounds
- Template:R5: Heating may cause an explosion
- Template:R6: Explosive with or without contact with air
- Template:R7: May cause fire
- Template:R8: Contact with combustible material may cause fire
- Template:R9: Explosive when mixed with combustible material
- Template:R10: Flammable
- Template:R11: Highly flammable
- Template:R12: Extremely flammable
- Template:R14: Reacts violently with water
- Template:R15: Contact with water liberates extremely flammable gases
- Template:R16: Explosive when mixed with oxidising substances
- Template:R17: Spontaneously flammable in air
- Template:R18: In use, may form flammable/explosive vapour-air mixture
- Template:R19: May form explosive peroxides
- Template:R20: Harmful by inhalation
- Template:R21: Harmful in contact with skin
- Template:R22: Harmful if swallowed
- Template:R23: Toxic by inhalation
- Template:R24: Toxic in contact with skin
- Template:R25: Toxic if swallowed
- Template:R26: Very toxic by inhalation
- Template:R27: Very toxic in contact with skin
- Template:R28: Very toxic if swallowed
- Template:R29: Contact with water liberates toxic gas.
- Template:R30: Can become highly flammable in use
- Template:R31: Contact with acids liberates toxic gas
- Template:R32: Contact with acids liberates very toxic gas
- Template:R33: Danger of cumulative effects
- Template:R34: Causes burns
- Template:R35: Causes severe burns
- Template:R36: Irritating to eyes
- Template:R37: Irritating to respiratory system
- Template:R38: Irritating to skin
- Template:R39: Danger of very serious irreversible effects
- Template:R40: Limited evidence of a carcinogenic effect
- Template:R41: Risk of serious damage to eyes
- Template:R42: May cause sensitisation by inhalation
- Template:R43: May cause sensitisation by skin contact
- Template:R44: Risk of explosion if heated under confinement
- Template:R45: May cause cancer
- Template:R46: May cause heritable genetic damage
- Template:R48: Danger of serious damage to health by prolonged exposure
- Template:R49: May cause cancer by inhalation
- Template:R50: Very toxic to aquatic organisms
- Template:R51: Toxic to aquatic organisms
- Template:R52: Harmful to aquatic organisms
- Template:R53: May cause long-term adverse effects in the aquatic environment
- Template:R54: Toxic to flora
- Template:R55: Toxic to fauna
- Template:R56: Toxic to soil organisms
- Template:R57: Toxic to bees
- Template:R58: May cause long-term adverse effects in the environment
- Template:R59: Dangerous for the ozone layer
- Template:R60: May impair fertility
- Template:R61: May cause harm to the unborn child
- Template:R62: Possible risk of impaired fertility
- Template:R63: Possible risk of harm to the unborn child
- Template:R64: May cause harm to breast-fed babies
- Template:R65: Harmful: may cause lung damage if swallowed
- Template:R66: Repeated exposure may cause skin dryness or cracking
- Template:R67: Vapours may cause drowsiness and dizziness
- Template:R68: Possible risk of irreversible effects
- Template:R14/15: Reacts violently with water, liberating extremely flammable gases
- Template:R15/29: Contact with water liberates toxic, extremely flammable gases
- Template:R20/21: Harmful by inhalation and in contact with skin
- Template:R20/22: Harmful by inhalation and if swallowed
- Template:R20/21/22: Harmful by inhalation, in contact with skin and if swallowed
- Template:R21/22: Harmful in contact with skin and if swallowed
- Template:R23/24: Toxic by inhalation and in contact with skin
- Template:R23/25: Toxic by inhalation and if swallowed
- Template:R23/24/25: Toxic by inhalation, in contact with skin and if swallowed
- Template:R24/25: Toxic in contact with skin and if swallowed
- Template:R26/27: Very toxic by inhalation and in contact with skin
- Template:R26/28: Very toxic by inhalation and if swallowed
- Template:R26/27/28: Very toxic by inhalation, in contact with skin and if swallowed
- Template:R27/28: Very toxic in contact with skin and if swallowed
- Template:R36/37: Irritating to eyes and respiratory system
- Template:R36/38: Irritating to eyes and skin
- Template:R36/37/38: Irritating to eyes, respiratory system and skin
- Template:R37/38: Irritating to respiratory system and skin
- Template:R39/23: Toxic: danger of very serious irreversible effects through inhalation
- Template:R39/24: Toxic: danger of very serious irreversible effects in contact with skin
- Template:R39/25: Toxic: danger of very serious irreversible effects if swallowed
- Template:R39/23/24: Toxic: danger of very serious irreversible effects through inhalation and in contact with skin
- Template:R39/23/25: Toxic: danger of very serious irreversible effects through inhalation and if swallowed
- Template:R39/24/25: Toxic: danger of very serious irreversible effects in contact with skin and if swallowed
- Template:R39/23/24/25: Toxic: danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed
- Template:R39/26: Very Toxic: danger of very serious irreversible effects through inhalation
- Template:R39/27: Very Toxic: danger of very serious irreversible effects in contact with skin
- Template:R39/28: Very Toxic: danger of very serious irreversible effects if swallowed
- Template:R39/26/27: Very Toxic: danger of very serious irreversible effects through inhalation and in contact with skin
- Template:R39/26/28: Very Toxic: danger of very serious irreversible effects through inhalation and if swallowed
- Template:R39/27/28: Very Toxic: danger of very serious irreversible effects in contact with skin and if swallowed
- Template:R39/26/27/28: Very Toxic: danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed
- Template:R42/43: May cause sensitisation by inhalation and skin contact
- Template:R48/20: Harmful: danger of serious damage to health by prolonged exposure through inhalation
- Template:R48/21: Harmful: danger of serious damage to health by prolonged exposure in contact with skin
- Template:R48/22: Harmful: danger of serious damage to health by prolonged exposure if swallowed
- Template:R48/20/21: Harmful: danger of serious damage to health by prolonged exposure through inhalation and in contact with skin
- Template:R48/20/22: Harmful: danger of serious damage to health by prolonged exposure through inhalation and if swallowed
- Template:R48/21/22: Harmful: danger of serious damage to health by prolonged exposure in contact with skin and if swallowed
- Template:R48/20/21/22: Harmful: danger of serious damage to health by prolonged exposure through inhalation, in contact with skin and if swallowed
- Template:R48/23: Toxic: danger of serious damage to health by prolonged exposure through inhalation
- Template:R48/24: Toxic: danger of serious damage to health by prolonged exposure in contact with skin
- Template:R48/25: Toxic: danger of serious damage to health by prolonged exposure if swallowed
- Template:R48/23/24: Toxic: danger of serious damage to health by prolonged exposure through inhalation and in contact with skin
- Template:R48/23/25: Toxic: danger of serious damage to health by prolonged exposure through inhalation and if swallowed
- Template:R48/24/25: Toxic: danger of serious damage to health by prolonged exposure in contact with skin and if swallowed
- Template:R48/23/24/25: Toxic: danger of serious damage to health by prolonged exposure through inhalation, in contact with skin and if swallowed
- Template:R50/53: Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment
- Template:R51/53: Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment
- Template:R52/53: Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment
- Template:R68/20: Harmful: possible risk of irreversible effects through inhalation
- Template:R68/21: Harmful: possible risk of irreversible effects in contact with skin
- Template:R68/22: Harmful: possible risk of irreversible effects if swallowed
- Template:R68/20/21: Harmful: possible risk of irreversible effects through inhalation and in contact with skin
- Template:R68/20/22: Harmful: possible risk of irreversible effects through inhalation and if swallowed
- Template:R68/21/22: Harmful: possible risk of irreversible effects in contact with skin and if swallowed
- Template:R68/20/21/22: Harmful: possible risk of irreversible effects through inhalation, in contact with skin and if swallowed
See also
- : Forms very sensitive explosive metallic compounds
- : Extreme risk of explosion by shock, friction, fire or other sources of ignition
- : Risk of explosion by shock, friction, fire or other sources of ignition