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【单选题】
关于碘酊和碘伏，正确的描述是A.
碘酊属于低效消毒剂，碘伏属于中效消毒剂
B.
碘酊对粘膜刺激性强，碘伏对粘膜无刺激
C.
碘酊和碘伏都用于皮肤和粘膜等的消毒
D.
碘酊对金属有腐蚀性，而碘伏没有
E.
皮肤对碘过敏者禁用碘酊
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