【多选题】【消耗次数：1】
紫外分光光度法可用于药物的
①
含量测定
②
鉴别
③
杂质检查
④
分离
参考答案：
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相关题目
【单选题】
需采用紫外-可见分光光度法检查的项目为
①
硫酸阿托品中莨菪碱的检查
②
地蒽酚中二羟基蒽醌的检查
③
阿司匹林中“炽灼残渣”检查
④
阿司匹林中“重金属”检查
⑤
阿司匹林中“溶液的澄清度”检查
【单选题】
紫外可见分光光度法中吸收系数法的原理是
①
比尔定律
②
被测组分与对照品吸收度相同
③
不同物质吸收系数不同
④
结构相似的组分相互不干扰
⑤
被测组分与杂质吸收系数不同
随机题目
【多选题】
They told us that the company_______________ the law.
①
obey
②
obeyed
③
dont break
④
didnt break
【多选题】
A: I have a headache. I feel weak and tired.B: You ___________ go to see a doctor.
①
should
②
should not
③
had better
④
had better not
【多选题】
The quality of childrens program is___________ important.
①
especially
②
particularly
③
extremely
④
impossibly
【单选题】
Thats the main reason_________ the development of adult education.
①
as
②
why
③
for
④
across
【单选题】
That was a good idea and the government finally_________ it.
①
delivered
②
sold
③
bought
④
accepted
【单选题】
Everyone gets older, but you look ______ than ever.
①
young
②
younger
③
youngest
④
more young
【单选题】
His new book___ next month.
①
will be published
②
is publishing
③
is being published
④
has been published
【单选题】
The lives of many people have been enriched_________ adult education.
①
because
②
because of
③
as a result
④
so that
【单选题】
Adult schools have become popular and the enrollment has_________ rapidly.
①
increase
②
increases
③
increased
④
increasing