The Present Invention Provides的意思|示意
本发明提供
The Present Invention Provides的网络常见释义
本发明提供 The present invention provides coproducting process of high purity taxol, 10-deacetyl Bakating III and cephalomtaine from alcohol extractive of leaf, bark or branch of taxad. The copreoducing processincludes dissolution of the alcohol extractive with butyl acetate, sodium bicarbonate solution reverse extraction to eliminate impurity, decompression evaporation of the organic phase to eliminate solvent, acetonitrile dissolution of the residuum, cooling crystallization to obtain 10-deacetyl Bakating III, purifying crystallization mother liquid through inversed phase chromatography with polymer stuffing as fixed phase to obtain cephalomtanine and taxol, freezing crystallization to separate the effective components from the inversed phase chromatography eluent and forward phase chromatographywith silica gel stuffing as fixed phase to obtain taxol product with purity as high as 99.6%.
The Present Invention Provides相关例句
The present invention provides for microfluidic devices and methods for their use.
本发明提供微流体设备及其使用方法。
The present invention provides a system for use in processing semiconductor workpieces.
本发明提供一种用于加工半导体工件的系统。
The present invention provides a new method to produce hexabromocyclododecane.
本发明提供了一种生产六溴环十二烷的新工艺。
The present invention provides a stream decoding method and device.
本发明公开了一种码流解码方法和装置。
The present invention provides a computer-aided translating method and a computer-aided translating device.
本发明提供了计算机辅助翻译的方法和计算机辅助翻译的装置。
The present invention provides for single workpiece thinning or thinning a batch of workpieces.
本发明可为单个工件的减薄而提供或用于减薄成批的工件。