Separation and Analysis of Amino Acids In Secretion of Psylla Chinests Yang et Li
中国梨木虱分泌物中氨基酸的分离与分析

We used ion-exchange resin column chromatography to separate amino acids in secretion of Psylla Chinese Yang et Li and used capillary gas chromatography to analysis n-butyl- N -trifluoracetyl derivatives of the amino acids. Qualitative analysis was done by comparing with the standard amino acids and quantitative analys is by internal standard method. We determined thirteen amino acids in the secretion.