EVALUATION OF A COMPREHENSIVE METHOD FOR TOTAL GLYCOALKALOID DETERMINATION

被引:21
作者
MACKENZIE, JD [1 ]
GREGORY, P [1 ]
机构
[1] UNIV MASSACHUSETTS,DEPT PLANT BREEDING & BIOMETRY,AMHERST,MA 01003
来源
AMERICAN POTATO JOURNAL | 1979年 / 56卷 / 01期
关键词
Glycoalkaloid analysis; potato glycoalkaloids; solanine; tomatine;
D O I
10.1007/BF02851120
中图分类号
S3 [农学(农艺学)];
学科分类号
0901 ;
摘要
Evaluation of the only available method for comprehensive total glycoalkaloid determination was carried out. The method comprised bisolvent extraction of glycoalkaloids followed by purification and non-aqueous titration of the aglycones released from the glycoalkaloids by acid hydrolysis. Our data show that use of the bisolvent extraction procedure can result in poor and variable recovery of glycoalkaloid standard. The post-extraction part of the analysis yielded high and reproducible recoveries of glycoalkaloid standard. © 1979, Springer. All rights reserved.
引用
收藏
页码:27 / 33
页数:7
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  • [1] COMPREHENSIVE METHOD FOR DETERMINATION OF TOTAL POTATO GLYCOALKALOIDS
    FITZPATRICK, TJ
    OSMAN, SF
    [J]. AMERICAN POTATO JOURNAL, 1974, 51 (10): : 318 - 323
  • [2] MODIFICATIONS OF COMPREHENSIVE METHOD FOR TOTAL GLYCOALKALOID DETERMINATION
    FITZPATRICK, TJ
    MACKENZIE, JD
    GREGORY, P
    [J]. AMERICAN POTATO JOURNAL, 1978, 55 (05): : 247 - 248
  • [3] DETERMINATION OF GLYCOALKALOIDS IN POTATOES (S TUBEROSUM) WITH A BISOLVENT EXTRACTION METHOD
    WANG, SL
    THOMPSON, NR
    BEDFORD, CL
    [J]. AMERICAN POTATO JOURNAL, 1972, 49 (08): : 302 - &