e****2 发帖数: 2723 | 1 Sunday May 15 - Day 14: At the last batch of preparing pure acetylsalicylic
acid my hot plate stirrer broke down. The magnetic mechanism stopped working
. Fuck, Chinese piece of shit equipment, I should have rather paid more to
get good European quality machinery..
搅拌器中国产,有哪个实验室是这样的? |
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