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《Journal of Northwest University for Nationalities(Natural Science)》 2009-03
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Technique Study of Purifying Yolk Lecithin with Column Chromatography

ZANG Rong-xin,YANG Ju-tian,CAI Yong,FENG Yu-lan,XU Hong-wei(Life Science and Engineering College of Northwest University f or Nationalities,Lanzhou Gansu,730030,China)  
The yolk was used to extract lecithin.Silica-gel wa s used as absorbent and the orthogonal test was used to confirm the best conditi on.99.3% purity of the purified lecithin was obtained by column chromatography purification.The results showed the optimal conditions were temperature 25 ℃,time 60 min,the ratio of alcohol ether 4:1 respectively.The mixture solution o f alcohol and methanol were the best solvent.
【CateGory Index】: TQ645.96
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