碱性溶剂

针对碱法提取大米蛋白的局限性，提出了非碱性溶剂逆向提取大米蛋白的思路。

In order to prepare rich protein product from rice dregs , alkaline and non-alkaline solvent extraction method were evaluated in light of the content and recovery rate of protein in the product .

影响~（11）C甲基化的因素有：甲基化试剂、进攻试剂碱性、溶剂极性和空间位阻等。

There are many influence factors for ~ ( 11 ) C methylation , such as methylation agents , the base of reagents , the polarity of solvent , the obstruct of space .

探讨了用碱性乙醇溶剂脱除鳗油腥味的工艺。

The fishy smell in eel oil could be removed effectively treating with alkaline thinning ethanol .

介绍了用一种碱性复合溶剂体系，在比较缓和的条件下，通过化学反应和抽提从直馏柴油中脱除石油酸的工艺过程。

Petroleum acids was removed from straight-run diesel distillate through chemical reaction and extraction under moderate conditions using an alkaline complex solution .

结论：橙皮苷在碱性有机溶剂辅助和一定的盐酸浓度下可以得到较好地水解。

Thus , some concentration of hydrochloric acid in an appropriate alkaline organic solvent medium can give a good catalysis for hesperidin hydrolysis .

PT具有透明、无毒、无味、可完全降解等特性，对油性、碱性和有机溶剂有很强的阻隔作用。

It is transparent , non-toxic and tasteless , completely degradable , and it has a strong barrier to oily , alkali and organic solvent .

说明了表面活性剂的脱脂类型酸性脱脂、碱性脱脂和溶剂型脱脂的特点以及隧道式喷淋脱脂预脱脂、隧道式喷淋磷化、磷化后洗涤和钝化等工艺常见的问题。

The characteristics of degreasing types of surfactant acidic degreasing , basic degreasing and solvent degreasing , common problems of the processes of tunnel cascade degreasing pre-degreasing , tunnel cascade phosphating , washing after phosphating and passivation etc. , were described .