皮皮学，免费搜题
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【单选题】
下列有关含漱剂的叙述中,错误的是()A.
含漱剂应呈微酸性
B.
含漱剂主要用于清洁口腔
C.
含漱剂多为药物的水溶液
D.
可制成浓溶液，用时稀释
拍照语音搜题，微信中搜索"皮皮学"使用
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