单项选择题
A.次氯酸钠 B.漂白粉 C.漂白粉精 D.液氯 E.二氯异氰尿酸钠
A.聚维酮碘(碘伏) B.乙醇 C.氯己定 D.二氧化氯 E.苯扎溴铵
A.3% B.5% C.8% D.10% E.15%
A.3%~7.5%,60~120min B.8.0%~9.5%,5~30min C.8.0%~9.5%,30~60min D.10%~25%,5~30min E.10%~25%,30~60min
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