An in situ drying method for preparing NMR samples with extremely low water content.
作者信息
Goez M
机构信息
Fachbereich Chemie, Martin-Luther-Universität Halle-Wittenberg, Kurt-Mothes-Strasse 2, Halle/Saale, D-06120, Germany.
出版信息
J Magn Reson. 1998 Nov;135(1):14-6. doi: 10.1006/jmre.1998.1504.
PMID:9799668
Abstract
A very simple closed apparatus and procedure are described which allow in situ drying of NMR samples by using molecular sieves and the freeze-pump-thaw technique. Limitations of the method are discussed. With acetonitrile, a residual water content of 3 x 10(-4)M could be reached.
摘要
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