Indication of particular risks/ R1 Explosive when dry 干燥时爆炸 R2 Risk of explosion by shock, friction, fire or other sources of ignition 遇火或点火，摇动，磨擦会发生爆炸 R3 Extreme risk of explosion by shock, friction, fire or other sources of ignition 遇火或点火，摇动，磨擦会有极大的危险 R4 Forms very sensitive explosive metallic compounds 形成极敏感的 R5 Heating may cause an explosion 加热会引起爆炸 R6 Explosive with or without contact with air 与空气接触或不与空气接触会爆炸 R7 May cause fire 易燃 R8 Contact with combustible material may cause fire 遇可燃物质会着火 R9 Explosive when mixed with combustible material 与可燃物混合会爆炸 R10 Flammable 可燃 R11 Highly flammable 高度可燃 R12 Extremely flammable 极其可燃 R13 liquefied gas extremely flammable 极其可燃的液化气体 R14 Reacts violently with water 与水反应猛烈 R15 Contact with water liberates extremely flammable gases 遇水放出高度可燃性气体 R16 Explosive when mixed with oxidizing substances 与氧化剂混合发生爆炸 R17 Spontaneously flammable in air 在空气里自燃 R18 In use may form flammable/explosive vapor-air mixture 在使用会产生可燃或爆炸性蒸汽与空气的混合物 R19 May form explosive peroxides 可能生成爆炸性的过氧化物 R20 Harmful by inhalation 吸入时有害 R21 Harmful if contact with skin 接触皮肤有害 R22 Harmful if swallowed 吞食有害 R23 Toxic by inhalation 吸入有毒 R24 Toxic in contact with skin 接触皮肤有毒 R25 Toxic if swallowed 吞食有毒 R26 Very toxic by inhalation 吸入极其有毒 R27 Very toxic if contact with the skin 接触皮肤极其有毒 R28 Very toxic if swallowed 吞食极其有毒 R29 Contact with water liberates toxic gas 遇水释放出有毒气体 R30 Can become highly flammable in use 使用时会变得高度可燃 R31 Contact with acids liberates toxic gas 遇酸放出有毒气体 R32 Contact with acids liberates very toxic gas 遇酸放出极毒气体 R33 Danger of cumulative effects 有累积效应的危险物 R34 Causes burns 会引起燃烧 R35 Causes severe burns 会引起严重燃烧 R36 Irritating to the eyes 灼伤眼睛 R37 Irritating to respiratory system 灼伤呼吸系统 R38 Irritating to the skin 灼伤皮肤 R39 Danger of very serious irreversible effects 有十分严重的不可逆性的危险品 R40 Possible risk of irreversible effects 可能有不可逆反应的危险 R41 Risk of serious damage to eyes 对眼睛有严重损伤的危险品 R42 May cause sensitization by inhalation 吸入可引起呼吸系统过敏 R43 May cause sensitization by skin contact 可引起皮肤的过敏 R44 Risk of explosion if heated under confinement 密闭加热有爆炸的危险 R45 May cause cancer 可以致癌 R46 May cause heritable genetic damage 可以引起遗传性的损伤 R47 May cause damage to fetus 可以引起胎儿的损伤 R48 Danger of serious damage to health by prolonged exposure 有慢性损伤的危险 R49 May cause cancer by inhalation 吞食可致癌 R50 Very toxic to aquatic organisms 对水生生物极其有毒 R51 Toxic to aquatic organisms 对水生生物有毒 R52 Harmful to aquatic organisms 对水生生物有害 R53 May cause long-term adverse effects in the aquatic environment 在水生环境下可产生长期不良影响 R54 Toxic to flora 对植物有毒 R55 Toxic to fauna 对动物有毒 R56 Toxic to soil organisms 对土壤生物有毒 R57 Toxic to bees 对蜂类有毒 R58 May cause long-term adverse effects in the environment 在此环境下可产生长期不良影响 R59 Dangerous for the ozone layer 对臭氧层有损害 R60 May impair fertility 可削弱生育能力 R61 May cause harm to the unborn child 可对未胎儿有损伤 R62 Possible risk of impaired fertility 可能有削弱生育能力的危险 R63 Possible risk of harm to the unborn child 可能有对胎儿有损伤的危险 R64 May cause harm to breast-fed babies 可对哺乳期的婴儿产生损伤 R65 Harmful: may cause lung damage if swallowed 如果吞食可对肺产生损伤 Combination of particular risks/危险品等级复合短语含义 14/15 Reacts violently with water, liberating extremely flammable gas 遇水剧烈反应，释放出高度可燃气体 15/29 Contact with water liberates toxic, extremely flammable gas 接触水即释放有毒且高度可燃气体 20/21 Harmful by inhalation and in contact with skin 吸入，皮肤接触都有害 20/21/22 Harmful by inhalation, in contact with skin and if swallowed 吸入，皮肤接触或吞食都有害 20/22 Harmful by inhalation and if swallowed 吸入或吞食都有害 21/22 Harmful in contact with skin and if swallowed 皮肤接触或吞食都有害 23/24 Toxic by inhalation and in contact with skin 吸入及皮肤接触都有毒 23/24/25 Toxic by inhalation, in contact with skin and if swallowed 吸入，皮肤接触及吞食都有毒 23/25 Toxic by inhalation and if swallowed 吸入及吞食都有毒 24/25 Toxic in contact with skin and if swallowed 皮肤接触及吞食都有毒 26/27 Very toxic by inhalation and in contact with skin 吸入及皮肤接触都有剧毒 26/27/28 Very toxic by inhalation, in contact with skin and if swallowed 吸入，皮肤接触及吞食都有剧毒 26/28 Very toxic by inhalation and if swallowed 吸入及吞食都有剧毒 27/28 Very toxic in contact with skin and if swallowed 皮肤接触及吞食都有剧毒 36/37 Irritating to eyes and respiratory system 对眼睛和呼吸系统有刺激性 36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性 36/38 Irritating to eyes and skin 对眼睛和皮肤有刺激性 37/38 Irritating to respiratory system and skin 对呼吸系统和皮肤有刺激性 39/23 Toxic: danger of very serious irreversible effects through inhalation 毒性：吸入会有十分严重的不可逆性危险 39/23/24 Toxic: danger of very serious irreversible effects through inhalation, in contact with skin 毒性：吸入，皮肤接触都会有十分严重的不可逆性危险 39/23/24/25 Toxic: danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed 毒性：吸入，皮肤接触和吞食都会产生十分严重的不可逆危险 39/23/25 Toxic: danger of very serious irreversible effects through inhalation and if swallowed 毒性：吸入及吞食都会产生十分严重的不可逆危险 39/24 Toxic: danger of very serious irreversible effects in contact with skin 毒性：皮肤接触会产生十分严重的不可逆危险 39/24/25 Toxic: danger of very serious irreversible effects in contact with skin and if swallowed 毒性：皮肤接触及吞食都会产生十分严重的不可逆危险 39/25 Toxic: danger of very serious irreversible effects if swallowed 毒性：吞食会产生十分严重的不可逆危险 39/26 Very toxic: danger of very serious irreversible effects through inhalation 剧毒：吸入会产生十分严重的不可逆危险 39/26/27 Very toxic: danger of very serious irreversible effects through inhalation and in contact with skin 剧毒：吸入及皮肤接触都会产生十分严重的不可逆危险 39/26/27/28 Very toxic: danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed 剧毒：吸入，皮肤接触及吞食都会产生十分严重的不可逆危险 39/26/28 Very toxic: danger of very serious irreversible effects through inhalation and if swallowed 剧毒：吸入及吞食都会产生十分严重的不可逆危险 39/27 Very toxic: danger of very serious irreversible effects in contact with skin 剧毒：皮肤接触会产生十分严重的不可逆危险 39/27/28 Very toxic: danger of very serious irreversible effects in contact with skin and if swallowed 剧毒：皮肤接触及吞食会产生十分严重的不可逆危险 39/28 Very toxic: danger of very serious irreversible effects if swallowed 剧毒：吞食会产生十分严重的不可逆危险 40/20 Harmful: possible risk of irreversible effects through inhalation 吸入可能有不可逆反应的危险 40/20/21 Harmful: possible risk of irreversible effects through inhalation and in contact with skin 吸入及皮肤接触可能有不可逆反应的危险 40/20/21/22 Harmful: possible risk of irreversible effects through inhalation, in contact with skin and if swallowed 吸入，皮肤接触及吞食都可能有不可逆反应的危险 40/20/22 Harmful: possible risk of irreversible effects through inhalation and if swallowed 吸入及吞食都可能有不可逆反应的危险 40/22 Harmful: possible risk of irreversible effects if swallowed 吞食可能有不可逆反应的危险 40/21 Harmful: possible risk of irreversible effects in contact with skin 皮肤接触可能有不可逆反应的危险 40/21/22 Harmful: possible risk of irreversible effects in contact with skin and if swallowed 皮肤接触及吞食都有可能有不可逆反应的危险 42/43 May cause sensitization by inhalation and skin contact 吸入及皮肤接触可能引起过敏 48/20 Harmful: danger of serious damage to health by prolonged exposure through inhalation 吸入有慢性损伤的危险 48/20/21 Harmful: danger of serious damage to health by prolonged exposure through inhalation and in contact with skin 吸入及皮肤接触都有慢性损伤的危险 48/20/21/22 Harmful: danger of serious damage to health by prolonged exposure through inhalation, and in contact with skin and if swallowed 吸入，皮肤接触及吞食都有慢性损伤的危险 48/20/22 Harmful: danger of serious damage to health by prolonged exposure through inhalation and if swallowed 吸入及吞食都有慢性损伤的危险 48/21 Harmful: danger of serious damage to health by prolonged exposure in contact with skin 皮肤接触有慢性损伤的危险 48/21/22 Harmful: danger of serious damage to health by prolonged exposure in contact with skin and if swallowed 皮肤接触及吞食有慢性损伤的危险 48/22 Harmful: danger of serious damage to health by prolonged exposure if swallowed 吞食有慢性损伤的危险 48/23 Toxic: danger of serious damage to health by prolonged exposure through inhalation 吸入有慢性中毒的危险 48/23/24 Toxic: danger of serious damage to health by prolonged exposure through inhalation and in contact with skin 吸入及皮肤接触有慢性中毒的危险 48/23/24/25 Toxic: danger of serious damage to health by prolonged exposure through inhalation, in contact with skin and if swallowed 吸入，皮肤接触及吞食都有慢性中毒的危险 48/23/25 Toxic: danger of serious damage to health by prolonged exposure through inhalation and if swallowed 吸入及吞食都有慢性中毒的危险 48/24 Toxic: danger of serious damage to health by prolonged exposure in contact with skin 皮肤接触有慢性中毒的危险 48/24/25 Toxic: danger of serious damage to health by prolonged exposure in contact with skin and if swallowed 皮肤接触及吞食都有慢性中毒的危险 48/25 Toxic: danger of serious damage to health by prolonged exposure if swallowed 吞食有慢性中毒的危险 50/53 Very toxic to aquatic organisms, may cause long-term adverse effects 对水生生物有剧毒，可产生长期不良影响 51/53 Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment 对水生生物有毒，在水生环境下要产生长期不良影响 52/53 Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment 对水生生物有害，在水生环境下可产生长期不良影响 |
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