This page contains a full list of CoSHH related "Risk Phrases", as you expect to find on CoSHH MSDSs (Material Safety Data Sheets). ·   R1 Explosive when dry. · R2 Risk of explosion by shock, friction, fire or other source 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 · R14 Reacts violently with water. · R15 Contact with water liberates extremely flammable gases. · R16 Explosive when mixed with oxidizing substances. · R17 Spontaneously flammable in air. · R18 In use, may form inflammable/explosive vapour-air mixture. · R19 May form explosive peroxides. · R20 Harmful by inhalation. · R21 Harmful in contact with skin. · R22 Harmful if swallowed. · R23 Toxic by inhalation.   R24 Toxic in contact with skin. · R25 Toxic if swallowed. · R26 Very toxic by inhalation. · R27 Very toxic in contact with skin. · 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 acid liberates very toxic gas. · R33 Danger of cumulative effects. · R34 Causes burns. · R35 Causes severe burns. · R36 Irritating to eyes. · R37 Irritating to respiratory system. · R38 Irritating to skin. · R39 Danger of very serious irreversible effects. · R40 Limited evidence of a carcinogenic effect. · R41 Risk of serious damage to the eyes. · R42 May cause sensitization by inhalation. · R43 May cause sensitization by 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 · R48 Danger of serious damage to health by prolonged exposure.   R49 May cause cancer by inhalation. · R50 Very toxic to aquatic organisms. · R51 Toxic to aquatic organisms. · R52 Harmful to aquatic organisms. · 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 to the ozone layer.
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CoSHH Risk Phrases