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haozlp

金虫 (初入文坛)

[求助] 紧急求助

本人需要分析样品中的PAHs,采样时因为需要,可能需要用到PVC管进行采样。请教一下大家,PVC管是否可以泡铬酸?同时,能否用PVC管进行采样?担心到时候分析PAHs的时候会出现PVC成分在里面。这两天就得出去采样了,所以诚心请教下大家。
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vaughn: 请不要纯表,大家才能提高 2012-10-14 22:09:08
2楼2012-10-14 21:10:49
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