The solvent content in discharged liquid paraffin (called rich oil) is not more than 5%, so as to ensure the maximum absorption rate.

出来的石蜡液（称作富油）含溶剂量不超过5％，以保证最大的吸收率。

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Therefore, the waste magnetic suspending liquid to be filtered with adsorbent procoat can completely meet national discharge standards, thus can be discharged directly or re-used.

因此，采用吸附剂预涂膜过滤的废磁悬液可完全达到国家排放标准直接排放或进行再利用。

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This paper makes preliminary exploration of the harmfulness caused by waste liquid discharged from common poisonous substances in laboratory and the treatment of waste liquid.

对实验室有毒物质废弃液造成的危害及对废弃液的排放处理工作进行了初步探讨。

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