Conclusion the formation of quercetin - phosphatidylcholine complex was greatly influenced by the solvent , concentration of reactant and reactant ratio , the new synthesized compound being gotten 槲皮素卵磷脂復(fù)合物的形成受溶劑、反應(yīng)物的濃度和反應(yīng)物投料比的影響較大,形成的是一種新的化合物。
In the production process of beta - cypermethrin , the overall yield was improved from 60 % to 93 % and the content of the final product was increased from 90 % to 95 % by optimizing technical conditions in the aspects of various starting materials , temperature control , reactant ratio , the mode of discharge , stir type , stir speed and etc 摘要在高效氯氰菊酯的生產(chǎn)過程中,通過不同原料合成氯氰菊酯的選擇、溫度控制、投料比、出料方法、攪拌類型及轉(zhuǎn)速的選擇等方面的工藝探索,產(chǎn)品收率由60 %提高到93 % ,含量由90 %提高到95 % 。