本文介绍普通化学实验室通风系统的设计，并对局部排风设备的几种主要型式加以具体分析。
Presents the ventilating system design of the chemical laboratory. Analyses several kinds of local ventilating devices.
进行原辅材料化学测试，如HPLC,IR,UV和普通化学测试等，并对实验结果进行合适的记录。
Perform raw materials chemical testing such as HPLC, IR, UV and wet chemistry testing etc. And record the testing results appropriately.
学习普通化学要掌握听课技巧，重视预习、复习和实验过程，养成好的学习习惯。
To learn general chemistry, students should master techniques in listening, pay attention to preview, review and experiments and foster the habit of lifelong study.
那时，可以少量地买到多种普通化学试剂，我就在家里建了一个很小的实验室，用自制的简单仪器研究化学反应。
At that time one could buy small amounts of many common chemicals and I made a little laboratory at home, with improvised9 equipment, to study chemical reactions.
那时，可以少量地买到多种普通化学试剂，我就在家里建了一个很小的实验室，用自制的简单仪器研究化学反应。
At that time one could buy small amounts of many common chemicals and I made a little laboratory at home, with improvised9 equipment, to study chemical reactions.
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