[Chromatographic electrophoresis of amino-acids on thin layers of cellulose. IV. An analytic process of high separating power for slightly mobile animoacids (alanine, aspargine, glutamine, glycine, methionine sulfone, methionine sulfoxide, proline, serine, threonine) and for the amino-diacids (aspartic acid, cysteic acid, glutamic acid, S-carboxymethyl-cysteine)].
Source:http://linkedlifedata.com/resource/pubmed/id/6063556