【单选题】【消耗次数：1】
有氧化剂存在时，吩噻嗪类药物的鉴别或含量测定方法为
①
非水溶液滴定法
②
紫外分光光度法
③
荧光分光光度法
④
钯离子比色法
⑤
pH指示剂吸收度比值法
参考答案：
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相关题目
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紫外可见分光光度法中吸收系数法的原理是
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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
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被测组分与杂质吸收系数不同
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阿司匹林中“炽灼残渣”检查
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