ome geologists consider that the alkalis of magmatic rocks of the middle-lower reaches of the Yangtze River can be correlated with magmatic assimilation of salt-bearing layer, but the new data show that the alkalis come mainly from the magma itself.

Study on Deoxidization of Alkali Lignin by CuO/C Catalyst;

Study on Deoxidization of Alkali Lignin by Pd/C Catalyst;

The change of chemical structure of straw alkali lignin in deoxidization reaction with cyclohexene catalyzed by CuO/C catalyst which was prepared by equal volume impregnation was studied by FTIR,UV,1H-NMR and HPLC.

Electrochemical behaviors of thiourea in alkaline medium;

Their stability of etherbond in the alkaline medium was studied.

A series ramification of aryl ethers that containing strong electrowithdrawing group (-NO2) have been synthesized, which were used as the studied substrate and the stability of aryl etherbond in the alkaline medium has been researched.

Electrochemical polymerization of p-phenylenediamine on Pt microelectrode in alkali medium;

A study on alkali medium in the technology of pretreatment of refractory gold ores by alkaline hot-press oxidation;

Determining trace Se in pyrite by using hydride atomic fluorescence spectroscopy in the alkali medium;

Separation of vindoline,catharanthine and vinblastine from Catharanthus roseus (L.) G.Don with macroporous adsorption resin;

Homogenate Extraction of Vinblastine,Vindoline and Catharanthine from Fresh Catharanthus roseus;

Separation of vindoline and catharanthine from catharanthus roseus by pH gradient extraction and alkaline aluminum oxide column chromatography