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過?�

新虫 (初入文坛)

[求助] hplc阿司匹林含量超140% 已有2人参与

用高效液相色谱法测定阿司匹林的含量时,含量高于100%,基本上都是超140,这是为什么?

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2楼2017-05-26 11:33:45
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t892893235

木虫 (著名写手)

范德姆特大对勾

【答案】应助回帖

感谢参与,应助指数 +1
你外标法做的吗,片剂的话,计算时候别忘了折重呀
3楼2017-05-26 15:13:01
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bslandwj

新虫 (小有名气)

【答案】应助回帖

感谢参与,应助指数 +1
你应该是用外标做的吧?样品比标样还纯?
4楼2017-05-26 16:36:38
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