危险性描述(Risk Codes) Risk Phrases 英文解释 中文解释 R1 Explosive when dry. 干燥时有爆炸性； R2 Risk of explosion by shock, friction, fire or other sources of ignition. 受冲击、摩擦、着火或其他引燃源有爆炸危险； R3 Extreme risk of explosion by shock, friction, fire or other sources of ignition. 受冲击、摩擦、着火或其他引燃源有极高爆炸危险； R4 Forms very sensitive explosive metallic compounds. 生成极敏感的爆炸性金属化合物； R5 Heating may cause an explosion. 受热可能引起爆炸； R6 Explosive with or without contact with air. 与空气或未与空气接触发生爆炸； R7 May cause fire. 可能引起火灾； R8 Contact with combustible material may cause fire. 与可燃物料接触可能引起火灾； R9 Explosive when mixed with combustible material. 与可燃物料混合时发生爆炸； R10 Flammable. 易燃的； R11 Highly flammable. 高度易燃的； R12 Extremely flammable. 极易燃的； R14 Reacts violently with water. 与水猛烈反应； R14/15 Reacts violently with water, liberating highly flammable gases. 与水猛烈反应，释放出极易燃气体； R15 Contact with water liberates extremely flammable gases. 与水接触释放出极易燃气体； R15/29 Contact with water liberates toxic, highly flammable gas. 与水接触释放出有毒的，极易燃气体； R16 Explosive when mixed with oxidizing substances. 与氧化性物质混合时发生爆炸； R17 Spontaneously flammable in air. 在空气中易自燃； R18 In use, may form flammable/explosive vapour-air mixture. 使用中可能形成易燃/爆炸性蒸气空气混合物； R19 May form explosive peroxides. 可能生成爆炸性过氧化物； R20 Harmful by inhalation. 吸入有害； R20/21 Harmful by inhalation and in contact with skin. 吸入和与皮肤接触是有害的； R20/21/22 Harmful by inhalation, in contact with skin and if swallowed. 吸入、与皮肤接触和吞食是有害的； R20/22 Harmful by inhalation and if swallowed. 吸入和吞食是有害的； R21 Harmful in conta...
