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【单选题】
下列关于表面活性剂的正确表述为:A.
表面活性剂的亲油性越强,其HLB越大
B.
表面活性剂作乳化剂时其浓度应大于CMC
C.
阴离子型表面活性剂一般作消毒剂使用
D.
卵磷脂为两性离子型表面活性剂
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A.
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