化学试剂危险性描述(Risk Codes)Risk Phras英文解释中文解释R1Explosive when dry.干燥时有爆炸性；R2Risk of explosion by shock, friction, fire or other sources of ignition.西安英语培训机构受冲击、摩擦、着火或其他引燃源有爆炸危险；R3Extreme risk of explosion
R-phras 风险术语（R术语）参考 Risk Phras 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 e
