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Aspirin occurs as white crystals, granules or powder. It is odorous, and has a heavy acid taste.
Aspirin occurs as white crystals, granules or powder. It is odorous, and has a heavy acid taste.
A.正确
B.错误
正确答案：错误
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医药英语
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The difference between the titrations represents the quality of sodium hydroxide required.
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Aspirin, when dried, contains not less than 99.5% of C9H8O4.