Citrulline, an α-amino acid, was analyzed by Asahipak NH2P-40 2D a polymer-based amino column under HILIC mode. Hydrophilic compounds are retained at a high concentration of acetonitrile under HILIC mode conditions. This is advantageous for high sensitivity analysis by LC/MS.
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Sample : 5 μL
L-Citrulline 20 ng/mL (in H2O/CH3CN=25/75)
Column : Shodex Asahipak NH2P-40 2D (2.0 mm I.D. x 150 mm) Eluent : 20 mM HCOONH4 aq./CH3CN=25/75 Flow rate : 0.2 mL/min Detector : ESI-MS/MS MRM Column temp. : 30 °C
Sample Name Index
Applications
- Amino Acids (2) (NN-814)
- Amino Acids (3) (P-421S)
- Amino Acids (4) (YS-50)
- Amino Acids (5) (YS-50)
- Histidine and 1-Methylhistidine
- Separation of Carcinogenic Tryptophan Pyrolysis Products (ES-502C 7C)
- LC/MS Analysis of Essential Amino Acids (NH2P-40 2D)
- LC/MS Analysis of GABA (NH2P-40 2D)
- LC/MS Analysis of Tranexamic Acid (NH2P-40 2D)
- Simultaneous Analysis of Saccharides, Organic Acids and Amino Acids with LC/MS (VG-50 2D)
- Simultaneous Analysis of Hydrophilic Substances in Energy Drink with LC/MS (VG-50 2D)
- Simultaneous Analysis of Amino Acids with LC/MS (VC-50 2D)
- Analysis of Theanine (NH2P-50 4E)
- Analysis of Theanine in Supplement (NH2P-50 4E)
- Analysis of GABA in a Supplement (NH2P-50 4E)
- Effects of Organic Solvent Concentration on HILIC Mode (NH2P-50 4B)