确定了溶剂的精确配比,选择了适宜的展开剂。
The precision ratio of solvent was confirmed, and feasible spread solvent was selected.
氨基酸层析分析时,将显色剂茚三酮直接溶于展开剂中。
Developer was combined with spray reagent in amino acid chromatography analysis.
这个建议很有用,因为展开剂前沿的溶剂常在被标记前己挥发掉。
This is useful because the solvent will often evaporate before the final solvent front can be marked.
同时研究了薄层色谱法的展开剂的选择以及取样液的处理,得到了预期效果。
The total yield is 20%. We also research the use of thin-layer chromatography in it.
目的替换《中国药典》(2005年版一部)薄层鉴别中使用苯和甲苯的展开剂。
Objective to replace the developing agents benzene and toluene in thin-layer chromatography in the Chinese Pharmacopoeia 2005 Volume I.
薄层层析采用的展开剂为正丁醇:乙酸:水 (4:2:1),层析板为硅胶板。
The TLC used the silicon sheet with the developing solvents n-butanol, acetic acid and water (4:2:1).
层析模块:专用层析缸,密闭展开,展开剂用量少。可实现12个样品同时层析分离。
Of chromatography module: dedicated chromatography cylinder, closed expansion, expansion agent consumption. The realization of the 12 samples at the same time, chromatographic separation.
方法用不同的展开剂,采用薄层色谱法和纸层析法对全蝎抗凝活性成分进行鉴定和分析。
Methods Under the various separating condition, the anticoagulating active components of scorpion were appraised with thin layer chromatography(TLC) and paper chromatography.
分析各展开剂的展开现象符合检测要求的程度,选择苯与甲醇的比例为1:7作为展开剂。
The spreading phenomena in the different expanded matter are discussed, and the proportion of Benzene and Carbinol is 1:7.
方法通过改变层析条件吸附剂、展开剂、 显色剂,反复实验,筛选出适宜的层析条件。
Methods To select best chromatographic condition by trial and error, making changes in sorbent, developing agent.
使用胶束水溶液作为纸色谱法的展开剂,分离了酚酸,并尝试了8种有机改性剂对分离的影响。
Phenol acids are separated by paper chromatography with mobile phase of micellar aqueous solution. The effect of 8 kinds organic additive in micellar paper chromatography are discussed.
实验结果表明,采用甲醇、二氯甲烷的混合物作为展开剂可较好地分离6位及4位蔗糖乙酸酯。
The results show that it is easy to separate sucrose-6-acetic ester from sucrose-4-acetic ester, using carbinol and dichloromethane as unfolding agent.
后者黄芩的鉴别:硅胶G薄层板,正丁醇-冰乙酸-水(7:1:2)为展开剂,1%三氯化铁乙醇溶液为显色剂;
The identification of Radix scutellariae was silica gel G plate, n-butanol-glacial acetic acid-water(7:1:2) as the development reagent, chloride ferric(1%) as color developing reagent.
黄芩:采用硅胶G板,以醋酸乙酯-丁酮-甲酸-水(5:3:1:1)为展开剂,显色剂为1%三氯化铁乙醇溶液。
Radix Scutellariae was examined by Silca gel-G, the mobile phase was ethyl acetate-butanone-formic acid-water (5:3:1:1).
方法:采用了薄层扫描法,以苯-丙酮-醋酸乙酯-浓氨试液(2∶3∶4∶0.2)为展开剂,稀碘化铋钾试液为显色剂;
Method:Thin layer scan used benzene-acetone-ethel acetate-strong ammonia solution(2:3:4:0.2) as a dose, diluted iodized bismuth potassium solution Hin color agent for;
应用均匀实验设计及其数据处理,对脂肪酶催化维生素E与阿魏酸乙酯转酯生成维生素E阿魏酸酯的薄层色谱展开剂系统进行优化。
In this paper, the TLC developing solvent system for separating alpha-tocopheryl ferulate synthesized by the lipase-catalyzed reaction was optimized by the Uniform Experimential Design.
应用均匀实验设计及其数据处理,对脂肪酶催化维生素E与阿魏酸乙酯转酯生成维生素E阿魏酸酯的薄层色谱展开剂系统进行优化。
In this paper, the TLC developing solvent system for separating alpha-tocopheryl ferulate synthesized by the lipase-catalyzed reaction was optimized by the Uniform Experimential Design.
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