Development of simultaneous determination of vitamin A and E in infant formula by micro-HPLC

Micro-HPLC를 이용한 조제분유 중 비타민 A.E 동시분석법 개발

  • Yun I-Ran (Gyeongnam Livestock Promotion Research Institute) ;
  • Choi You-Jeong (Gyeongnam Livestock Promotion Research Institute) ;
  • Lee Min-Kwon (Gyeongnam Livestock Promotion Research Institute) ;
  • Jeong Myeong-Ho (Gyeongnam Livestock Promotion Research Institute) ;
  • Kim Byeong-Hun (Gyeongnam Livestock Promotion Research Institute)
  • 윤이란 (경상남도 축산진흥연구소) ;
  • 최유정 (경상남도 축산진흥연구소) ;
  • 이민권 (경상남도 축산진흥연구소) ;
  • 정명호 (경상남도 축산진흥연구소) ;
  • 김병훈 (경상남도 축산진흥연구소)
  • Published : 2006.09.01

Abstract

Semi-micro-HPLC using a column-switching technique was developed for simultaneous determination of vitamin A and E contents in infant formula. Vitamin A and E were extracted by PDA - HPLC with reversed phase column using organic solvent and their contents in Certified Reference Material (CRM) and infant formula were determined and compared with hydrolysis method and rapid extraction. Developed method has many advantages of simple and rapid sample preparation and simultaneous determination of vitamin A and E by micro-HPLC using reversed phase column.

Keywords

References

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