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jian dan de rong ye zheng gan zhuang zhi
Author(s): 
Pages: 102
Year: Issue:  2
Journal: Acta Polymerica Sinica

Keyword:  溶剂色层分离石棉板自然蒸发吹风机淋洗分级通风橱回漏高聚物分极;
Abstract: <正> 用色层分离柱进行高聚物淋洗分级时,每次得到十几个以上的級份,为了要测定每个級份的分子量,就必須首先将溶剂蒸干。以往是在通风橱中,溶剂自然蒸发,有时也利用吹风机加速蒸发的办法,这样不但时間要很长,而且不利于安全、又浪費溶剂。我們設計了下列这套設备,基本上解决了上述的缺点,在使用中尚较滿意。
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