Qualitative and Quantitative Analysis of Lipid Classes in Fish Oils by Thin‐Layer Chromatography with an Iatroscan Flame Ionization Detector (TLC‐FID) and Liquid Chromatography with an Evaporative Light Scattering Detector (LC‐ELSD)

2005 ◽  
Vol 28 (16) ◽  
pp. 2581-2595 ◽  
Author(s):  
W. M. Indrasena ◽  
K. Henneberry ◽  
C. J. Barrow ◽  
J. A. Kralovec
2010 ◽  
Vol 8 (3) ◽  
pp. 530-535 ◽  
Author(s):  
Dumitru Condrat ◽  
Cristina Mosoarca ◽  
Alina Zamfir ◽  
Florin Crişan ◽  
Maria Szabo ◽  
...  

AbstractThis study presents the results obtained from qualitative and quantitative analysis of gallic acid from hydro-alcoholic extracts (methanol, ethanol) of plants from Plantae regnum. Plant qualitative analysis was performed using a novel mass spectrometric (MS) method based on fully automated chip-nanoelectrospray ionization (nanoESI) high capacity ion trap (HCT) while quantitative analysis was carried out by high performance liquid chromatography (HPLC). These methods were applied to Alchemilla vulgaris — common lady’s-mantle (aerial part), Allium ursinum — bear’s garlic (leaves), Acorus calamus — common sweet flag (roots), Solidago virga-aurea — goldenrod (aerial part). Obtained results indicated that methanol extracts (96%, 80%) have a gallic acid content ranging between 0.0011–0.0576 mg mL−1 extract while the ethanol extracts (96%, 60%) exhibit a gallic acid concentration that varies between 0.0010–0.0182 mg mL−1 extract.


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