Analysis of vitamin K in green tea leafs and infusions by SPME-GC-FID

The usual methods for determination vitamin K are laborious. With the aim of replace them by a simpler method that requires fewer solvents, lower analytical levels and allows reporting of results in a smaller period of time, a procedure based on solid-phase microextraction (SPME) and gas chromatogra...

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Bibliographic Details
Main Author: Reto, Marcia (author)
Other Authors: Figueira, Maria E. (author), Filipe, Helder M. (author), Almeida, Cristina M.M. (author)
Format: article
Language:eng
Published: 2015
Subjects:
Online Access:http://hdl.handle.net/10451/21392
Country:Portugal
Oai:oai:repositorio.ul.pt:10451/21392