Application of Reduced Pressure-Washing，filling and Recovering Author: Ching-hwei Tzeng, Fang-yu Hwang, Chen-hsia Wang(Department of Chemistry College of Sciences)

Abstract：

In the laboratory, we have been troubled with washing, recovering and filling of sample tubes, like NMR tubes, melting point tubes, seal tubes, microanalysis distillation apparatus or U-tyoe tubes, etc.
We have designed a series of convenient apparatuses consisting only of suction apparatus, filtering flasks and rubber stoppers.

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