R1

Explosive when dry. 干燥時易爆。

R2

Risk of explosion by shock, friction, fire or other source of ignition. 受沖擊、摩擦、著火或其他引燃源有爆炸危險。

R3

Extreme risk of explosion by shock, friction, fire or other sources of ignition.
受沖擊、摩擦、著火或其他引燃源有極高爆炸危險。

R4

Forms very sensitive explosive metallic compounds. 生成極敏感的爆炸性金屬化合物。

R5

Heating may cause an explosion. 受熱可能引起爆炸。

R6

Explosive with or without contact with air.極容易爆炸。

R7

May cause fire. 可能引起火災。

R8

Contact with combustible material may cause fire. 與可燃物料接觸可能引起火災。

R9

Explosive when mixed with combustible material. 與可燃物料混合有爆炸性。

R10

Flammable. 易燃。

R11

Highly flammable. 高度易燃。

R12

Extremely flammable. 極度易燃。

R13

Extremely flammable liquefied gas 極度易燃的液化氣體。

R14

Reacts violently with water. 遇水反應劇烈。

R15

Contact with water liberates extremely flammable gases. 遇水釋放極易燃燒的氣體。

R16

Explosive when mixed with oxidizing substances. 與氧化性物質混合有爆炸性。

R17

Spontaneously flammable in air. 在空氣中可自燃。

R18

In use, may form inflammable/explosive vapour-air mixture. 使用時可能產生易燃易爆的蒸汽-空氣混合物。

R19

May form explosive peroxides. 可能生成爆炸性過氧化物。

R20

Harmful by inhalation. 吸入有害。

R21

Harmful in contact with skin. 與皮膚接觸有害。

R22

Harmful if swallowed. 吞食有害。

R23

Toxic by inhalation. 吸入有毒。

R24

Toxic in contact with skin. 與皮膚接觸有毒。

R25

Toxic if swallowed. 吞食有毒。

R26

Very toxic by inhalation. 吸入有極高毒性。

R27

Very toxic in contact with skin. 與皮膚接觸有極高毒性。

R28

Very toxic if swallowed. 吞食有極高毒性。

R29

Contact with water liberates toxic gas. 遇水釋放有毒氣體。

R30

Can become highly flammable in use. 使用中高度易燃。

R31

Contact with acids liberates toxic gas. 遇酸釋放有毒氣體。

R32

Contact with acid liberates very toxic gas. 與酸接觸釋放極高毒性氣體。

R33

Danger of cumulative effects. 有累積效應的危險品。

R34

Causes burns. 引起灼傷。

R35

Causes severe burns. 引起嚴重灼傷。

R36

Irritating to eyes. 刺激眼睛。

R37

Irritating to respiratory system. 刺激呼吸系統。

R38

Irritating to skin. 刺激皮膚。

R39

Danger of very serious irreversible effects. 有極嚴重的不可逆后果的危險品。

R40

Limited evidence of a carcinogenic effect. 少數報道有致癌后果。

R41

Risk of serious damage to the eyes. 對眼睛有嚴重傷害。

R42

May cause sensitization by inhalation. 吸入可能致敏。

R43

May cause sensitization by skin contact. 與皮膚接觸可能致敏。

R44

Risk of explosion if heated under confinement. 密閉加熱有爆炸危險。

R45

May cause cancer. 可能致癌。

R46

May cause heritable genetic damage. 可能引起遺傳性基因損害。

R47

May cause birth defects 可能引起胎兒缺陷。

R48

Danger of serious damage to health by prolonged exposure. 長期接觸嚴重危害健康。

R49

May cause cancer by inhalation. 吸入可能致癌。

R50

Very toxic to aquatic organisms. 對水生生物有極高毒性。

R51

Toxic to aquatic organisms. 對水生生物有毒。

R52

Harmful to aquatic organisms. 對水生生物有害。

R53

May cause long-term adverse effects in the aquatic environment. 可能對水體環境產生長期不良影響。

R54

Toxic to flora. 對植物有毒。

R55

Toxic to fauna. 對動物有毒。

R56

Toxic to soil organisms. 對土壤生物有毒。

R57

Toxic to bees. 對蜂類有毒。

R58

May cause long-term adverse effects in the environment. 可能對環境產生長期不良影響。

R59

Dangerous to the ozone layer. 對臭氧層有危害。

R60

May impair fertility. 可能損害生育能力。

R61

May cause harm to the unborn child. 可能對胎兒造成傷害。

R62

Risk of impaired fertility. 有損害生育能力的危險。

R63

Possible risk of harm to the unborn child. 可能有對胎兒造成傷害的危險。

R64

May cause harm to breastfed babies. 可能對哺乳期嬰兒造成傷害。

R65

Harmful: may cause lung damage if swallowed. 吞食可能造成肺部損傷。

R66

Repeated exposure may cause skin dryness or cracking. 長期接觸可能引起皮膚干裂。

R67

Vapours may cause drowsiness and dizziness. 蒸汽可能引起困倦和眩暈。

R68

Possible risk of irreversible effects. 可能有不可逆后果的危險。

R20/21:

Harmful by inhalation and in contact with skin. 吸入及皮膚接觸有害。

R20/21/22:

Harmful by inhalation, in contact with skin and if swallowed. 吸入、皮膚接觸及吞食有害。

R20/22:

Harmful by inhalation and if swallowed. 吸入及吞食有害。

R21/22:

Harmful in contact with skin and if swallowed. 皮膚接觸及吞食有害。

R23/24/25:

Toxic by inhalation, in contact with skin and if swallowed. 吸入、皮膚接觸及吞食有毒。

R23/25:

Toxic by inhalation and if swallowed. 吸入及吞食有毒。

R26/27/28:

Very toxic by inhalation, in contact with skin and if swallowed. 吸入、皮膚接觸及吞食有極高毒性。

R26/28:

Very toxic by inhalation and if swallowed. 吸入及吞食有極高毒性。

R36/37:

Irritating to eyes and respiratory system. 刺激眼睛和呼吸系統。

R36/37/38:

Irritating to eyes, respiratory system and skin. 刺激眼睛、呼吸系統和皮膚。

R37/38:

Irritating to eyes and skin. 刺激眼睛和皮膚。

R37/38:

Irritating to respiratory system and skin. 刺激呼吸系統和皮膚。

R42/43:

May cause sensitization by inhalation and skin contact. 吸入及皮膚接觸可能致敏。

R48/22:

Harmful: danger of serious damage to health by prolonged exposure if swallowed. 吞食長期接觸嚴重危害健康。

R50/53:

Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
對水生生物有極高毒性，可能對水體環境產生長期不良影響。

R51/53:

Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
對水生生物有毒，可能對水體環境產生長期不良影響。

R52/53: 　

Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
對水生生物有害，可能對水體環境產生長期不良影響。

15/29: 　

Contact with water liberates toxic, highly flammable gas.
與水接觸釋放出有毒的，極易燃氣體；

23/24: 　

Toxic by inhalation and in contact with skin.
吸入和與皮膚接觸是有毒的；

24/25: 　

Toxic in contact with skin and if swallowed.
與皮膚接觸和吞食是有毒的；

26/27: 　

Toxic in contact with skin and if swallowed.
與皮膚接觸和吞食是有毒的；

27/28: 　

Very toxic in contact with skin and if swallowed.
與皮膚接觸和吞食有極高毒性；的；

27/28: 　

Very toxic in contact with skin and if swallowed.
與皮膚接觸和吞食有極高毒性；

36/38: 　

Irritating to eyes and skin.
刺激眼睛和皮膚；

39/23: 　

Toxic : danger of very serious irreversible effects through inhalation
有毒的：經吸入有極嚴重不可逆作用危險；

39/23/24: 　

Toxic : danger of very serious irreversible effects through inhalation and in contact with skin.
有毒的：經吸入和與皮膚接觸有極嚴重不可逆作用危險；

39/23/24/25: 　

Toxic : danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed.
有毒的：經吸入、與皮膚接觸和吞食有極嚴重不可逆作用危險；

39/23/25: 　

Toxic : danger of very serious irreversible effects through inhalation and if swallowed.
有毒的：經吸入和吞食有極嚴重不可逆作用危險；

39/24: 　

Toxic : danger of very serious irreversible effects in contact with skin.
有毒的：與皮膚接觸有極嚴重不可逆作用危險；

39/24/25: 　

Toxic : danger of very serious irreversible effects in contact with skin and if swallowed.
有毒的：與皮膚接觸和吞食有極嚴重不可逆作用危險；

39/25: 　

Toxic : danger of very serious irreversible effects if swallowed.
有毒的：吞食有極嚴重不可逆作用危險；

39/26: 　

Very toxic : danger of very serious irreversible effects through inhalation
極高毒性：經吸入有極嚴重不可逆作用危險；

39/26/27: 　

Very toxic : danger of very serious irreversible effects through inhalation and in contact with skin.
極高毒性：經吸入和與皮膚接觸有極嚴重不可逆作用危險；

39/26/27/28: 　

Very toxic : danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed.
極高毒性：經吸入、與皮膚接觸和吞食有極嚴重不可逆作用危險；

39/26/28: 　

Very toxic : danger of very serious irreversible effects through inhalation and if swallowed.
極高毒性：經吸入和吞食有極嚴重不可逆作用危險；

39/27: 　

Very toxic : danger of very serious irreversible effects in contact with skin.
極高毒性：與皮膚接觸有極嚴重不可逆作用危險；

39/27/28: 　

Very toxic : danger of very serious irreversible effects in contact with skin and if swallowed.
極高毒性：與皮膚接觸和吞食有極嚴重不可逆作用危險；

39/28: 　

Very toxic : danger of very serious irreversible effects if swallowed.
極高毒性：吞食有極嚴重不可逆作用危險；

R40/20: 　

Harmful : possible risk of irreversible effects through inhalation.
有害的：經吸入可能有不可逆作用的風險；

R40/20/21: 　

Harmful : possible risk of irreversible effects through inhalation and in contact with skin.
有害的：經吸入和與皮膚接觸可能有不可逆作用的風險；

R40/20/21/22: 　

Harmful : possible risk of irreversible effects through inhalation, in contact with skin and if swallowed.
有害的：經吸入、與皮膚接觸和吞食可能有不可逆作用的風險；

R40/20/22: 　

Harmful : possible risk of irreversible effects through inhalation and if swallowed.
有害的：經吸入和吞食可能有不可逆作用的風險；

R40/21: 　

Harmful : possible risk of irreversible effects in contact with skin.
有害的：與皮膚接觸可能有不可逆作用的風險；

R40/21/22: 　

Harmful : possible risk of irreversible effects in contact with skin and if swallowed.
有害的：與皮膚接觸和吞食可能有不可逆作用的風險；

R40/22: 　

Harmful : possible risk of irreversible effects if swallowed
有害的：吞食可能有不可逆作用的風險；

R48/20: 　

Harmful : danger of serious damage to health by prolonged exposure through inhalation.
有害的：經吸入長期接觸有嚴重損害健康的危險；

R48/20/21: 　

Harmful : danger of serious damage to health by prolonged exposure through inhalation and in contact with skin.
有害的：經吸入和與皮膚長期接觸有嚴重損害健康的危險；

R48/20/21/22: 　

Harmful : danger of serious damage to health by prolonged exposure through inh.,in contact with skin and if swallowed
有害的：經吸入、皮膚和吞食長期接觸有嚴重損害健康的危險；

R48/20/22: 　

Harmful : danger of serious damage to health by prolonged exposure through inhalation and if swallowed.
有害的：經吸入和吞食長期接觸有嚴重損害健康的危險；

R48/21: 　

Harmful : danger of serious damage to health by prolonged exposure in contact with skin.
有害的：經皮膚長期接觸有嚴重損害健康的危險；

R48/21/22: 　

Harmful : danger of serious damage to health by prolonged exposure in contact with skin and if swallowed.
有害的：經皮膚和吞食長期接觸有嚴重損害健康的危險；

R48/23: 　

Toxic : danger of serious damage to health by prolonged exposure through inhalation.
有毒的：經吸入長期接觸有嚴重損害健康的危險；

R48/23/24: 　

Toxic : danger of serious damage to health by prolonged exposure through inhalation and in contact with skin.
有毒的：經吸入和與皮膚長期接觸有嚴重損害健康的危險；

R48/23/24/25: 　

Toxic : danger of serious damage to health by prolonged exposure through inh.,in contact with skin and if swallowed
有毒的：經吸入、皮膚和吞食長期接觸有嚴重損害健康的危險；

R48/23/25: 　

Toxic : danger of serious damage to health by prolonged exposure through inhalation and if swallowed.
有毒的：經吸入和吞食長期接觸有嚴重損害健康的危險；

R48/24: 　

Toxic : danger of serious damage to health by prolonged exposure in contact with skin.
有毒的：經皮膚長期接觸有嚴重損害健康的危險；

R48/24/25: 　

Toxic : danger of serious damage to health by prolonged exposure in contact with skin and if swallowed.
有毒的：經皮膚和吞食長期接觸有嚴重損害健康的危險；

R48/25: 　

Toxic : danger of serious damage to health by prolonged exposure if swallowed.
有毒的：吞食長期接觸有嚴重損害健康的危險；

R52/53: 　

Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
對水生生物有害，可能在水生環境中造成長期不利影響； 危險；