【单选题】【消耗次数：1】
药物鉴别试验中属于化学方法的是
①
用动物进行试验
②
焰色反应
③
红外光谱法
④
紫外光谱法
⑤
用微生物进行试验
参考答案：
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相关题目
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红外光谱法中的红外吸收带的波长位置与吸收谱带的强度, 可以用来
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鉴定未知物的结构组成或确定其化学基团及进行定量分析与纯度鉴定
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确定配位数
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研究化学位移
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研究溶剂效应
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红外光谱的谱带较多, 能较方便地对单组分或多组分进行定量分析, 但红外光谱法的灵敏度较低，尚不适于（ ）的测定。
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常量组分
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微量组分
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气体试样
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固体和液体试样
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