The synthetic medium of optical N acylalanines was N (2,6 xylyl) alanine.It was reacted with 1 menthol and prepared into its menthol esters which were purified by TLC, resolved and determined by HPLC.
The bitter melon saponin was extracted by transonogram-assisted using 70% ethyl alcohol, then was purified by macroporous resin, and the straight of bitter melon saponin was obtained.
It is a convenient method to acquire a great number of highly purified Schwann cells by enzymolysis ,and fibroblastic cells were removed by using cytosine arabinoside .
Conclusion:The purified fusion protein has good fineness and hemolysis activity, the antibody titers initiated by the protein vaccine go with regulation and the immunoprotection is satisfied.
Etodolac was synthesized with 7-ethyltryptophol and methyl 3-oxopentanoate as the starting materials.Highly pure etodolac was obtained by purifying the crude product with a mixing solvent.
Modified calcium aluminate as a purifying agent, with two functions both of coagulability and desaltification, can be produced from industrial waste slag from alumina plant.
It is concluded that the efficiency of purifying water quality and conserving water resource can be enhanced through planting hydrophytic aquatic vegetation in wetlands.
In this paper, not only unpurified fraction, but also highly purified snake venoms are discussed,such as rhodostomin, acutobin, agkistrodon halys antithrombotic enzyme, batroxobin.
From rosin purified abietic acid was prepared by using abietic acid as stared material acylamino surfactant was synthesized by maleric anhydride and diethanolamine.
The Latin word " februare" which means to purify, because at that time of year in the Roman Empire there was a Festival of Forgiveness where people were forgiven for things that they'd done.
" It is a way of controlling the environment around you… it's a way of almost purifying your surroundings and not letting out anything else, " Chayka told The Current's Anna Maria Tremonti.
" 这种生活方式在于要控制你周围的环境… … 几乎是要净化周围的一切，而不增添任何别的东西。" 洽卡告诉音乐电台" The Current" 的安娜·玛丽亚·特莱蒙蒂。
Now, this is a separable phrasal verb, which means it can 'filter something out' or you can 'filter out something', and it basically means to remove something completely or to purify.
现在，这是一个可分离动词短语，意思是指“过滤掉一些东西”它可以用“filter something out”，也可以可以用“filter out something”，它的基本意思是完去除某或净化某。
It's purified by being filtered through reed beds, which have been planted for that purpose in the garden, so the occupants of the house won't pollute the land or use any damaging chemicals. .
题 9 
学基础入门 
豚鼠，制备高效价的抗血清。
瓜啤酒中功效成分——
酸甲酯为起始原料,以甲醇为溶剂,合成了依托度酸.采用混合溶剂对粗品进行
——胰岛素。
量。
中的这些大
的量。”
身心都被一种美好的榜样所
