采用吸附色谱法分离孤岛和辽河稠油,得到了胶质和沥青质组分。
Resin and asphaltene components were extracted from Gudao and Liaohe heavy crude oil by adsorption chromatography method.
采用硅镁吸附剂和硅胶作吸附剂,建立了固相萃取-高效液相色谱法同时测定苹果中残留的克菌丹和灭菌丹的分析方法。
A method for the simultaneous determination of captan and folpet pesticide residues in apples was developed by solid-phase extraction and high performance liquid chromatography.
方法取ab- 8树脂分别经乙醇、丙酮处理前后的浸出液及经树脂吸附后的栀子洗脱液,以气相色谱法检测其中苯、甲苯、二甲苯、苯乙烯残留物的含量。
METHOD AB 8 resin was treated with alcohol and propanone and the extract was detected for the content of the residues of benzene, methylbenzene, xylene and styrene.
本文应用脉冲色谱法,对镍基催化剂上H_2和H_2O的不可逆吸附,以及CO和它们的反应情况进行了研究。
The chemisorption of H_2 and H_2O, and their reactivity with CO on a Ni catalyst were investigated using pulse reactor.
方法:采用不同大孔吸附树脂对龙胆苦苷进行吸附及洗脱性能实验,同时采用高效液相色谱法进行分析检测。
Methods:Adsorption and desorption characteristics of gentiopicroside were carried out on the resins. HPLC was used to determine the content of gentiopicroside.
结果得出,吸附称量法误差最小,其次是气体方程计算法,误差最大的是气相色谱法。
The results showed that using the weighting of adsorption column could achieve the least error, and in the next place was calculation by State equation of ideal gas, the gas chromatography was…
结果得出,吸附称量法误差最小,其次是气体方程计算法,误差最大的是气相色谱法。
The results showed that using the weighting of adsorption column could achieve the least error, and in the next place was calculation by State equation of ideal gas, the gas chromatography was…
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