Analytical Determination of Vitamin B12 Content in Infant and Toddler Milk Formulas by Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)

@inproceedings{Lee2015AnalyticalDO,
  title={Analytical Determination of Vitamin B12 Content in Infant and Toddler Milk Formulas by Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)},
  author={Jung-Hoon Lee and Jin-Ho Shin and Jung-Min Park and Hang Jin Kim and Jang-Hyuk Ahn and Byeongok Kwak and Jin-man Kim},
  booktitle={Korean journal for food science of animal resources},
  year={2015}
}
The development of a sample preparation method and optimization of the analytical instrumentation conditions were performed for the determination of the vitamin B12 content in emulsified baby foods sold on the Korea market. After removal of the milk protein and fats by chloroform extraction and centrifugation, the vitamin B12 was water extracted from the sample. Following filtration of the solution through a nylon filter, the water-soluble extract was purified by solid-phase extraction using a… CONTINUE READING

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