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shushen_jian

金虫 (正式写手)


[求助] 帮忙选个可能的内标物!!!

原料:苯酐
产物:2-乙基蒽醌
结构式如图所示:
刚刚开始做分析,气相分析时此时,苯酐大约在4min左右出峰,2-乙基蒽醌大约在10min左右出峰,请大家帮忙找个可行的内标物,谢谢大家了!

苯酐



2-乙基蒽醌



[ Last edited by shushen_jian on 2012-3-18 at 17:14 ]
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真水无香1840

铜虫 (初入文坛)

2-乙基蒽醌
请给我一个把话说完的机会!!!!
2楼2012-04-09 19:11:01
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