Separation type: Liquid Chromatography Mixed-mode
High Performance Liquid Chromatography (HPLC) Method for Analysis of Adipic Acid
Adipic acid (or Hexanedioic acid) is a heavily used, industrial dicarboxylic acid used as a pre-cursor for the mass-production of nylon. It is also used as an ingredient in timed-release drug capsules and as a tart flavoring agent in foods. Adipic acid can be retained and analyzed on a mixed-mode Newcrom B column with a mobile phase consisting of water, Acetonitrile (MeCN), and Sulfuric acid (H2SO4). This analytical method can be UV detected at 200 nm with high resolution and peak symmetry.
Column | Newcrom B, 4.6×150 mm, 100A |
Mobile Phase | MeCN/H2O -5/95% |
Buffer | H2SO4 – 0.02% |
Flow Rate | 1.0 ml/min |
Detection | UV 200 nm |
Class of Compounds | Acid, Hydrophilic |
Analyzing Compounds | Adipic Acid |
Application Column
Newcrom B
The Newcrom columns are a family of reverse-phase-based columns. Newcrom A, AH, B, and BH are all mixed-mode columns with either positive or negative ion-pairing groups attached to either short (25 Å) or long (100 Å) ligand chains. Newcrom R1 is a special reverse-phase column with low silanol activity.
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