回复hygao8410发表于:2016/5/18 9:35:07悬赏金额:
10积分 状态:
已解决
20.805min
22.766min
28.849min
44.490min
这四个峰麻烦大家给看看,谢谢[img=undefined]http://simg.instrument.com.cn/bbs/images/brow/em23.gif[/img]
20.805min from Vanilla extract
22.766min from Vanilla extract
28.849min from Vanilla extract
44.49是ethyl o-hydroxy phenyl propionate,这个东西应该是二氢香豆素反应而来的。另外请问20.232的峰是什么?