本标准溶液以纯度为99%对硝基苯胺在超净实验室中准确配制并分装于5毫升安瓿中。
This standard solution was accurately prepared in super-clean laboratory with p-nitroaniline (99%) and sub-packed in 5ml ampoules.
本标准溶液以纯度为99.8%苯胺在超净实验室中准确配制并分装于5毫升安瓿中。
This standard solution was accurately prepared in super-clean laboratory with aniline (99.8%) and sub-packed in 5ml ampoules.
本标准溶液以纯间硝基苯胺在超净实验室中准确配制并分装于5毫升安瓿中。
This standard solution was accurately prepared in super-clean laboratory with m-nitroaniline and sub-packed in 5ml ampoules.
本标准溶液以纯间硝基苯胺在超净实验室中准确配制并分装于5毫升安瓿中。
This standard solution was accurately prepared in super-clean laboratory with m-nitroaniline and sub-packed in 5ml ampoules.
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