原文由 johngreen(johngreen) 发表:
原文由 johne0212(johne0212) 发表:
我也用Merck的,可是有一天我发现一瓶Acetonitrile也装错了。
不会吧,一般都是一批一批罐装的,不应该某一瓶出现问题啊?
by the way,我们现在也用merck的,虽然贵点,但是放心些。希望国产的试剂什么时候质量能提上去,并且比较稳定
Yes, Just one bottle Chromatography grade. One Agilent engineer and i both check it again, we are sure it is not the solvent list on the label. However we go ahead purchasing Merck, sometime we used LC/MS grade to avoid some noise trouble from the solvent.