• All the vessels are cleaned by chromic acid lotion to avoid the dimethyl (o - ) phthalate in the environment to pollute the samples.

    实验过程中采用洗液实验器皿进行清洗,有效防止环境邻苯二甲酸酯类物质对样品污染

    youdao

  • This standard solution was accurately prepared in super-clean laboratory with dimethyl o-phthalate and sub-packed in 5ml ampoules.

    标准溶液邻苯二甲酸二甲酯实验室准确配制分装于5毫升安瓿中。

    youdao

  • This standard solution was accurately prepared in super-clean laboratory with dimethyl o-phthalate and sub-packed in 5ml ampoules.

    标准溶液邻苯二甲酸二甲酯实验室准确配制分装于5毫升安瓿中。

    youdao

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