Journal of Chromatography A 2012 DOI: 10.1016/j.chroma.2012.02.030 View full text
Ya-lei Dong, Na Yan, Xi Li, Xi-min Zhou, Lei Zhou, Hai-juan Zhang, Xing-guo Chen

Abstract: Many reports have focused on the determination of hydroxyproline (Hyp) in blood plasma, urine sample, meat and meat products, however, there are few concerned with the Hyp assay in dairy products for food quality assurance up to now. In this paper, we described a sensitive and automated approach for the determination of Hyp in milk powder, liquid milk, milk drink and soymilk powder samples by micellar electrokinetic chromatography (MEKC) based on in-capillary derivatization for the first time. Under the optima…

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