本标准溶液以纯邻二甲苯在超净实验室中准确配制并分装于2毫升安瓿中。
This standard solution was accurately prepared in super-clean laboratory with o-xylene and sub-packed in 2ml ampoules.
本标准溶液以纯对二甲苯在超净实验室中准确配制并分装于2毫升安瓿中。
This standard solution was accurately prepared in super-clean laboratory with p-xylene and sub-packed in 2ml ampoules.
本标准溶液以纯间二甲苯在超净实验室中准确配制并分装于2毫升安瓿中。
This standard solution was accurately prepared in super-clean laboratory with m-xylene and sub-packed in 2ml ampoules.
本标准溶液以纯间二甲苯在超净实验室中准确配制并分装于2毫升安瓿中。
This standard solution was accurately prepared in super-clean laboratory with m-xylene and sub-packed in 2ml ampoules.
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