Sako, Alysson V F Dual-opposite end multiple injection method applied to sequential determination of Na [electronic resource] - Journal of chromatography. A Oct 2018 - 148-154 p. digital Publication Type: Journal Article ISSN: 1873-3778 Standard No.: 10.1016/j.chroma.2018.07.079 doi Subjects--Topical Terms: Biofuels--analysisCalcium--analysisElectrophoresis, Capillary--methodsGlycerol--analysisMagnesium--analysisPotassium--analysisSodium--analysis