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Aspirin, when dried, contains（）99.5% of C9H8O4.
Aspirin, when dried, contains（）99.5% of C9H8O4.
A.more than
B.not more than
C.not less than
D.less than
正确答案：not less than
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医药英语
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Aspirin is known as（）.
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It is（）soluble in ethanol (95) and in acetone, soluble in diethyl ether, and（）soluble in water.