试题与答案

下列属于类脂类的软膏基质是A.凡士林 B.羊毛脂 C.固体石蜡 D.聚乙二醇 E.硅

题型:单项选择题

题目:

下列属于类脂类的软膏基质是

A.凡士林

B.羊毛脂

C.固体石蜡

D.聚乙二醇

E.硅油

答案:

参考答案:B

解析:选项中除了D聚乙二醇为水溶性基质之外其余均为油脂性基质,后者又包括油脂类、类脂类、烃类和硅油四类,其中A凡士林和C固体石蜡属于烃类,B羊毛脂属类脂类,选B。

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