TY - GEN AU - Casal,S AU - Oliveira,M B AU - Ferreira,M A TI - Gas chromatographic quantification of amino acid enantiomers in food matrices by their N(O,S)-ethoxycarbonyl heptafluorobutyl ester derivatives SN - 0021-9673 PY - 2000///0229 KW - Amino Acids KW - analysis KW - Chromatography, Gas KW - methods KW - Esters KW - chemistry KW - Fluorocarbons KW - Food Analysis KW - Stereoisomerism N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1016/s0021-9673(99)01105-x ER -