Dangerous goods 65 levels Chinese and English phrases contrast meaning

Indication of dangerous risks

R1 Explosive when dry explodes 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 explodes in contact with or without contact with air
R7 May cause fire Flammable
R8 Contact with combustible material may cause fire
R9 Explosive when mixed with combustible material
R10 Flammable Combustible
R11 Highly flammable highly flammable
R12 Extremely flammable Extremely flammable
R13 liquefied gas extremely flammable 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 Spontanely flammable in air spontaneous combustion in air
R18 In use may form flammable/explosive vapor-air mixture that produces a mixture of flammable or explosive vapor and air
R19 May form explosive peroxides May form explosive peroxides
R20 Harmful by inhalation Harmful if inhaled
R21 Harmful if contact with skin Harmful in contact with skin
R22 Harmful if swallowed Harmful if swallowed
R23 Toxic by inhalation Poisonous inhalation
R24 Toxic in contact with skin Toxic to skin
R25 Toxic if swallowed Toxic
R26 Very toxic by inhalation Very toxic by inhalation
R27 Very toxic if contact with the skin
R28 Very toxic if swallowed Extremely toxic
R29 Contact with water liberates toxic gas
R30 Can become highly flammable in use becomes highly flammable when used
R31 Contact with acids liberates toxic gas
R32 Contact with acids liberates very toxic gas
R33 Danger of cumulative effects
R34 Causes burns can cause burning
R35 Causes severe burns that cause severe burning
R36 Irritating to the eyes
R37 Irritating to respiratory system
R38 Irritating to the skin
R39 Danger of very serious irreversible effects
R40 Possible risk of irreversible effects
R41 Risk of serious damage to eyes
R42 May cause sensitization by inhalation May cause respiratory allergy by inhalation
R43 May cause sensitization by skin contact May cause skin irritation
R44 Risk of explosion if heated under confinement
R45 May cause cancer can cause cancer
R46 May cause heritable genetic damage can cause hereditary damage
R47 May cause damage to fetus can cause fetal damage
R48 Danger of serious damage to health by prolonged exposure
R49 May cause cancer by inhalation
R50 Very toxic to aquatic organisms Very toxic to aquatic organisms
R51 Toxic to aquatic organisms Toxic to aquatic organisms
R52 Harmful to aquatic organisms Harmful to aquatic organisms
R53 May cause long-term adverse effects in the aquatic environment May cause long-term adverse effects in aquatic environments
R54 Toxic to flora Poisonous to plants
R55 Toxic to fauna Poisonous to animals
R56 Toxic to soil organisms toxic to soil organisms
R57 Toxic to bees Toxic to bees
R58 May cause long-term adverse effects in the environment
R59 Dangerous for the ozone layer Damage to the ozone layer
R60 May impair fertility can reduce fertility
R61 May cause harm to the unborn child
R62 Possible risk of impaired fertility may reduce the risk of 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 If swallowed it can cause lung damage

Combination of dangerous risks

14/15 Reacts violently with water, liberating extremely flammable gas React violently with water and release highly flammable gases
15/29 Contact with water liberates toxic, extremely flammable gas Contact with water releases toxic and highly flammable gas
20/21 Harmful by inhalation and in contact with skin
20/21/22 Harmful by inhalation, in contact with skin and if swallowed Harmful by inhalation, skin contact, or swallowing
20/22 Harmful by inhalation and if swallowed Harmful if inhaled or swallowed
21/22 Harmful in contact with skin and if swallowed
23/24 Toxic by inhalation and in contact with skin Inhalation and skin contact are toxic
23/24/25 Toxic by inhalation, in contact with skin and if swallowed Inhalation, skin contact and if swallowed
23/25 Toxic by inhalation and if swallowed
24/25 Toxic in contact with skin and if swallowed
26/27 Very toxic by inhalation and in contact with skin
26/27/28 Very toxic by inhalation, in contact with skin and if swallowed Inhalation, skin contact and ingestion are highly toxic
26/28 Very toxic by inhalation and if swallowed
27/28 Very toxic in contact with skin and if swallowed
36/37 Irritating to eyes and respiratory system Irritating to eyes and respiratory system
36/37/38 Irritating to eyes, respiratory system and skin Irritating to eyes, respiratory system and skin
36/38 Irritating to eyes and skin Irritating to eyes and skin
37/38 Irritating to respiratory system and skin Irritating to respiratory system and skin
39/23 Toxic: danger of very serious irreversible effects through inhalation toxicity: inhalation is very serious and irreversible
39/23/24 Toxic: danger of very serious irreversible effects through inhalation, in contact with skin toxicity: inhalation, skin contact will have a very serious irreversible danger
39/23/24/25 Toxic: danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed toxicity: inhalation, skin contact and ingestion will produce very serious irreversible hazards
39/23/25 Toxic: danger of very serious irreversible effects through inhalation and if swallowed toxicity: inhalation and ingestion will produce a very serious irreversible hazard
39/24 Toxic: danger of very serious irreversible effects in contact with skin toxicity: skin contact can cause very serious irreversible hazards
39/24/25 Toxic: danger of very serious irreversible effects in contact with skin and if swallowed toxicity: skin contact and ingestion will produce a very serious irreversible hazard
39/25 Toxic: danger of very serious irreversible effects if swallowed toxicity: ingestion can cause very serious irreversible hazards
39/26 Very toxic: danger of very serious irreversible effects through inhalation
39/26/27 Very toxic: danger of very serious irreversible effects through inhalation and in contact with skin Poison: Inhalation and skin contact can cause very serious irreversible hazards
39/26/27/28 Very toxic: danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed: Toxic: Inhalation, skin contact and ingestion will produce a very serious irreversible hazard
39/26/28 Very toxic: danger of very serious irreversible effects through inhalation and if swallowed: Poisoning: Both inhalation and ingestion can produce very serious irreversible hazards
39/27 Very toxic: danger of very serious irreversible effects in contact with skin Poison: Skin contact can cause very serious irreversible hazards
39/27/28 Very toxic: danger of very serious irreversible effects in contact with skin and if swallowed
39/28 Very toxic: danger of very serious irreversible effects if swallowed: Very dangerous irreversible danger if swallowed
40/20 Harmful: possible risk of irreversible effects through inhalation
40/20/21 Harmful: possible risk of irreversible effects through inhalation and in contact with skin Risk of irreversible reactions due to inhalation and skin contact
40/20/21/22 Harmful: possible risk of irreversible effects through inhalation, in contact with skin and if swallowed Risk of irreversible reactions due to inhalation, skin contact and swallowing
40/20/22 Harmful: possible risk of irreversible effects through inhalation and if swallowed Risk of irreversible reactions due to inhalation and ingestion
40/22 Harmful: possible risk of irreversible effects if swallowed risk of irreversible reactions
40/21 Harmful: possible risk of irreversible effects in contact with skin
40/21/22 Harmful: possible risk of irreversible effects in contact with skin and if swallowed There may be danger of irreversible reactions due to skin contact and swallowing
42/43 May cause sensitization by inhalation and skin contact Inhalation and skin contact may cause allergy
48/20 Harmful: danger of serious damage to health by prolonged exposure through inhalation
48/20/21 Harmful: danger of serious damage to health by prolonged exposure through inhalation and in contact with skin Risk of chronic injury through inhalation and skin contact
48/20/21/22 Harmful: danger of serious damage to health by prolonged exposure through inhalation, and in contact with skin and if swallowed
48/20/22 Harmful: danger of serious damage to health by prolonged exposure through inhalation and if swallowed
48/21 Harmful: danger of serious damage to health by prolonged exposure in contact with skin
48/21/22 Harmful: danger of serious damage to health by prolonged exposure in contact with skin and if swallowed
48/22 Harmful: danger of serious damage to health by prolonged exposure if swallowed
48/23 Toxic: danger of serious damage to health by prolonged exposure through inhalation
48/23/24 Toxic: danger of serious damage to health by prolonged exposure through inhalation and in contact with skin Risk of chronic poisoning by inhalation and skin contact
48/23/24/25 Toxic: danger of serious damage to health by prolonged exposure through inhalation, in contact with skin and if swallowed
48/23/25 Toxic: danger of serious damage to health by prolonged exposure through inhalation and if swallowed
48/24 Toxic: danger of serious damage to health by prolonged exposure in contact with skin
48/24/25 Toxic: danger of serious damage to health by prolonged exposure in contact with skin and if swallowed
48/25 Toxic: danger of serious damage to health by prolonged exposure if swallowed
50/53 Very toxic to aquatic organisms, may cause long-term adverse effects Very toxic to aquatic organisms, may cause long-term adverse effects.
51/53 Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment
52/53 Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment