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Chromatogram

Description

Primesep C separates the isomers of aminobutyric acids by a combination of reversed-phase and ionic interaction mechanisms. alpha-Aminobutyric acid, beta-Aminobutryic acid, and gamma-Aminobutyric acid (GABA) are baseline resolved without ion-pair reagents. The HPLC separation uses a mobile phase of water, acetonitrile (MeCN, ACN) ammonium acetate with evaporative light scattering detection (ELSD).

Method Parameters

Mobile PhaseMeCN/H2O
BufferAmAc pH 4.1
Flow Rate0.5 ml/min
DetectionELSD
Class of CompoundsAcid
Analyzing CompoundsAlpha-Aminobutyric acid, Beta-Aminobutryic acid, Gamma-Aminobutyric acid (GABA)

HPLC Column Used

Primesep C,  3.2×150 mm, 5 µm, 100A