Sensitive analysis of amino acids with carrier-mediated single drop microextraction in-line coupled with capillary electrophoresis - Choi, Jeongmi; Choi, Kihwan; Kim, Jihye; Ahmed, Ahmed Yacine Badjah Hadj; Al-Othman, Zeid A.; Chung, Doo Soo (Journal of Chromatography A, 2011)
Keywords: acidification; agitation; Alkanes - chemistry; Amino acid; amino acids; Amino Acids - analysis; Amino Acids - isolation & purification; Amino Acids - urine; Analytical chemistry; Biological and medical sciences; Capillary electrophoresis; Carrier; centrifugation; Chemistry; Chromatographic methods and physical methods associated with chromatography; chromatography; correlation; derivatization; Electrophoresis, Capillary - methods; Exact sciences and technology; Humans; Hydrogen-Ion Concentration; Investigative techniques, diagnostic techniques (general aspects); Ion pair; Ions - chemistry; Liquid Phase Microextraction - methods; Medical sciences; microextraction; Miscellaneous. Technology; Other chromatographic methods; Pathology. Cytology. Biochemistry. Spectrometry. Miscellaneous investigative techniques; Preconcentration; Reproducibility of Results; Sensitivity and Specificity; Single drop microextraction; Sulfonic Acids - chemistry; urine; Preconcentration; Single drop microextraction; Amino acid; Carrier; Capillary electrophoresis; Ion pair; Trace analysis; Human; Urine; Biological fluid; Chemical analysis; Healthy subject; Chemical enrichment; α-Aminoacid; Ultraviolet detector; Sample preparation; Salt effect; Clinical biology; Liquid liquid microextraction