Risk Phrases
Risk Phrases
[Changes of the 28th Adaptation to the Technical Progress (ATP 28) on 6 August 2001 are indicated.]
| R1 | Explosive when dry. | |
| R2 | Risk of explosion by shock, friction, fire or other sources of ignition. | |
| R3 | Extreme risk of explosion by shock, friction, fire or other sources of ignition. | |
| R4 | Forms very sensitive explosive metallic compounds. | |
| R5 | Heating may cause an explosion. | |
| R6 | Explosive with or without contact with air. | |
| R7 | May cause fire. | |
| R8 | Contact with combustible material may cause fire. | |
| R9 | Explosive when mixed with combustible material. | |
| R10 | Flammable. | |
| R11 | Highly flammable. | |
| R12 | Extremely flammable. | R13 | Extremely flammable liquefied gas. The phrase has been deleted by ATP 28 (6 August 2001), but may still appear in cards not modified since then. |
| R14 | Reacts violently with water. | |
| R14 / 15 | Reacts violently with water, liberating extremely flammable gases. | |
| R15 | Contact with water liberates extremely flammable gases. | |
| R15 / 29 | Contact with water liberates toxic, extremely flammable gas. | |
| R16 | Explosive when mixed with oxidising substances. | |
| R17 | Spontaneously flammable in air. | |
| R18 | In use, may form flammable/explosive vapour air-mixture. | |
| R19 | May form explosive peroxides. | |
| R20 | Harmful by inhalation. | |
| R20 / 21 | Harmful by inhalation and in contact with skin. | |
| R20 / 21 / 22 | Harmful by inhalation, in contact with skin and if swallowed. | |
| R20 / 22 | Harmful by inhalation and if swallowed. | |
| R21 | Harmful in contact with skin. | |
| R21 / 22 | Harmful in contact with skin and if swallowed. | |
| R22 | Harmful if swallowed. | |
| R23 | Toxic by inhalation. | |
| R23 / 24 | Toxic by inhalation and in contact with skin. | |
| R23 / 24 / 25 | Toxic by inhalation, in contact with skin and if swallowed. | |
| R23 / 25 | Toxic by inhalation and if swallowed. | |
| R24 | Toxic in contact with skin. | |
| R24 / 25 | Toxic in contact with skin and if swallowed. | |
| R25 | Toxic if swallowed. | |
| R26 | Very toxic by inhalation. | |
| R26 / 27 | Very toxic by inhalation and in contact with skin. | |
| R26 / 27 / 28 | Very toxic by inhalation, in contact with skin and if swallowed. | |
| R26 / 28 | Very toxic by inhalation and if swallowed. | |
| R27 | Very toxic in contact with skin. | |
| R27 / 28 | Very toxic in contact with skin and if swallowed. | |
| R28 | Very toxic if swallowed. | |
| R29 | Contact with water liberates toxic gas. | |
| R30 | Can become highly flammable in use. | |
| R31 | Contact with acids liberates toxic gas. | |
| R32 | Contact with acids liberates very toxic gas. | |
| R33 | Danger of cumulative effects. | |
| R34 | Causes burns. | |
| R35 | Causes severe burns. | |
| R36 | Irritating to eyes. | |
| R36 / 37 | Irritating to eyes and respiratory system. | |
| R36 / 37 / 38 | Irritating to eyes, respiratory system and skin. | |
| R36 / 38 | Irritating to eyes and skin. | |
| R37 | Irritating to respiratory system. | |
| R37 / 38 | Irritating to respiratory system and skin. | |
| R38 | Irritating to skin. | |
| R39 | Danger of very serious irreversible effects. | |
| R39 / 23 | Toxic: | danger of very serious irreversible effects through inhalation. |
| R39 / 23 / 24 | Toxic: | danger of very serious irreversible effects through inhalation and in contact with skin. |
| R39 / 23 / 24 / 25 | Toxic: | danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed. |
| R39 / 23 / 25 | Toxic: | danger of very serious irreversible effects through inhalation and if swallowed. |
| R39 / 24 | Toxic: | danger of very serious irreversible effects in contact with skin. |
| R39 / 24 / 25 | Toxic: | danger of very serious irreversible effects in contact with skin and if swallowed. |
| R39 / 25 | Toxic: | danger of very serious irreversible effects if swallowed. |
| R39 / 26 | Very Toxic: | danger of very serious irreversible effects through inhalation. |
| R39 / 26 / 27 | Very Toxic: | danger of very serious irreversible effects through inhalation and in contact with skin. |
| R39 / 26 / 27 / 28 | Very Toxic: | danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed. |
| R39 / 26 / 28 | Very Toxic: | danger of very serious irreversible effects through inhalation and if swallowed. |
| R39 / 27 | Very Toxic: | danger of very serious irreversible effects in contact with skin. |
| R39 / 27 / 28 | Very Toxic: | danger of very serious irreversible effects in contact with skin and if swallowed. |
| R39 / 28 | Very Toxic: | danger of very serious irreversible effects if swallowed. |
| R40 |
Limited evidence of a carcinogenic effect. The phrase has been changed by ATP 28 (6 August 2001). The corresponding phrase used in earlier cards reads: Possible risk of irreversible effects. | |
| R40 / 20 | Harmful: | possible risk of irreversible effects through inhalation. The phrase has been deleted by ATP 28 (6 August 2001), but may still appear in cards not modified since then. |
| R40 / 20 / 21 | Harmful: | possible risk of irreversible effects through inhalation and in contact with skin. The phrase has been deleted by ATP 28 (6 August 2001), but may still appear in cards not modified since then. |
| R40 / 20 / 21 / 22 | Harmful: | possible risk of irreversible effects through inhalation, in contact with skin and if swallowed. The phrase has been deleted by ATP 28 (6 August 2001), but may still appear in cards not modified since then. |
| R40 / 20 / 22 | Harmful: | possible risk of irreversible effects through inhalation and if swallowed. The phrase has been deleted by ATP 28 (6 August 2001), but may still appear in cards not modified since then. |
| R40 / 21 | Harmful: | possible risk of irreversible effects in contact with skin. The phrase has been deleted by ATP 28 (6 August 2001), but may still appear in cards not modified since then. |
| R40 / 21 / 22 | Harmful: | possible risk of irreversible effects in contact with skin and if swallowed. The phrase has been deleted by ATP 28 (6 August 2001), but may still appear in cards not modified since then. |
| R40 / 22 | Harmful: | possible risk of irreversible effects if swallowed. The phrase has been deleted by ATP 28 (6 August 2001), but may still appear in cards not modified since then. |
| R41 | Risk of serious damage to eyes. | |
| R42 | May cause sensitization by inhalation. | |
| R43 | cause sensitization by skin contact. | |
| R42 / 43 | May cause sensitization by inhalation and skin contact. | |
| R44 | Risk of explosion if heated under confinement. | |
| R45 | May cause cancer. | |
| R46 | May cause heritable genetic damage. | |
| R47 | May cause birth defects. The phrase has been deleted by ATP 28 (6 August 2001), but may still appear in cards not modified since then. | |
| R48 | Danger of serious damage to health by prolonged exposure. | |
| R48 / 20 | Harmful: | danger of serious damage to health by prolonged exposure through inhalation. |
| R48 / 20 / 21 | Harmful: | danger of serious damage to health by prolonged exposure through inhalation and in contact with skin. |
| R48 / 20 / 21 / 22 | Harmful: | danger of serious damage to health by prolonged exposure through inhalation, in contact with skin and if swallowed. |
| R48 / 20 / 22 | Harmful: | danger of serious damage to health by prolonged exposure through inhalation and if swallowed. |
| R48 / 21 | Harmful: | danger of serious damage to health by prolonged exposure in contact with skin. |
| R48 / 21 / 22 | Harmful: | danger of serious damage to health by prolonged exposure in contact with skin and if swallowed. |
| R48 / 22 | Harmful: | danger of serious damage to health by prolonged exposure if swallowed. |
| R48 / 23 | Toxic: | danger of serious damage to health by prolonged exposure through inhalation. |
| R48 / 23 / 24 | Toxic: | danger of serious damage to health by prolonged exposure through inhalation and in contact with skin. |
| R48 / 23 / 24 / 24 | Toxic: | danger of serious damage to health by prolonged exposure through inhalation, in contact with skin and if swallowed. |
| R48 / 23 / 25 | Toxic: | danger of serious damage to health by prolonged exposure through inhalation and if swallowed. |
| R48 / 24 | Toxic: | danger of serious damage to health by prolonged exposure in contact with skin. |
| R48 / 24 / 25 | Toxic: | danger of serious damage to health by prolonged exposure in contact with skin and if swallowed. |
| R48 / 25 | Toxic: | danger of serious damage to health by prolonged exposure if swallowed. |
| R49 | May cause cancer by inhalation. | |
| R50 | Very toxic to aquatic organisms. | |
| R50 / 53 | Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. | |
| R51 | Toxic to aquatic organisms. | |
| R51 / 53 | Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. | |
| R52 | Harmful to aquatic organisms. | |
| R52 / 53 | Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment. | |
| R53 | May cause long-term adverse effects in the aquatic environment. | |
| R54 | Toxic to flora. | |
| R55 | Toxic to fauna. | |
| R56 | Toxic to soil organisms. | |
| R57 | Toxic to bees. | |
| R58 | May cause long-term adverse effects in the environment. | |
| R59 | Dangerous for the ozone layer. | |
| R60 | May impair fertility. | |
| R61 | May cause harm to the unborn child. | |
| R62 | Possible risk of impaired fertility. | |
| R63 | Possible risk of harm to the unborn child. | |
| R64 | May cause harm to breast-fed babies. | |
| R65 | Harmful: | may cause lung damage if swallowed. |
| R66 | Repeated exposure may cause skin dryness or cracking. | |
| R67 | Vapours may cause drowsiness and dizziness. | |
| R68 | Possible risks of irreversible effects. | |
| R68 / 20 | Harmful: | possible risk of irreversible effects through inhalation. |
| R68 / 20 / 21 | Harmful: | possible risk of irreversible effects through inhalation and in contact with skin. |
| R68 / 20 / 21 / 22 | Harmful: | possible risk of irreversible effects through inhalation, in contact with skin and if swallowed. |
| R68 / 20 / 22 | Harmful: | possible risk of irreversible effects through inhalation and if swallowed. |
| R68 / 21 | Harmful: | possible risk of irreversible effects in contact with skin. |
| R68 / 21 / 22 | Harmful: | possible risk of irreversible effects in contact with skin and if swallowed. |
| R68 / 22 | Harmful: | possible risk of irreversible effects if swallowed. |
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