钾 7440-09-7 potassium
CAS号:
7440-09-7
英文名称:
potassium
危险性类别:
遇水放出易燃气体的物质和混合物,类别1,皮肤腐蚀/刺激,类别1B,严重眼损伤/眼刺激,类别1
危险性说明:
H260:遇水放出可自燃的易燃气体
H314:造成严重皮肤灼伤和眼损伤
H318:造成严重眼损伤
燃烧与爆炸危险性:
遇湿易燃。暴露在空气或氧气中能自行燃烧并爆炸\r
中毒表现:
急救措施:
吸 入:迅速脱离现场至空气新鲜处。保持呼吸道通畅。如呼吸困难,给输氧。呼吸、心跳停止,立即进行心肺复苏术。就医\r眼睛接触:立即分开眼睑,用大量流动清水或生理盐水彻底冲洗10~15min。如有不适感,就医\r皮肤接触:立即脱去污染的衣着,用大量流动清水冲洗20~30min。如有不适感,就医\r食 入:用水漱口,给饮牛奶或蛋清。就医\r
灭火方法:
消防人员须穿全身防火、防毒服,佩戴空气呼吸器,在上风向灭火。尽可能将容器从火场移至空旷处。喷水保持火场容器冷却,直至灭火结束。不可用水、卤代烃、碳酸氢钠、碳酸氢钾作为灭火剂。即使石墨干粉对钾亦不适用\r灭火剂:干燥氯化钠粉末,碳酸钠干粉、碳酸钙干粉、干砂\r
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