The Scientific World Journal / 2013 / Article / Tab 2 / Research Article
Low Density Solvent-Based Dispersive Liquid-Liquid Microextraction for the Determination of Synthetic Antioxidants in Beverages by High-Performance Liquid Chromatography Table 2 Comparison of the proposed DLLME method with other methods used in determination of antioxidants.
Method Sample Volume Analytes Extraction time (min) LR (µg L−1 )
LOD (ng mL−1 ) RSD (%) Ref. SPME-GC-MSa Drinking water 15 mL BHT 30 min 12.8–64.0 0.998 4.2 7–14 [30 ] SPE-GC-MSb River water 5 L BHT — — — 0.001 6 [15 ] O-CLLE-GC-MSc Effluent samples 40 L BHA BHT <23 min 0.025–1 0.0125–0.5 0.994 0.993 0.01 0.008 19.7 34.3 [14 ] SPE-GC-MS Aqueous samples 200 mL TBHQ BHA BHT — 2–2000 2–2000 2–2000 0.996 0.994 0.997 0.03 0.8 0.2 2 3 4 [1 ] DLLME-HPLC-UVd Fruit juice 40 mL BHA BHT 10 min 10–2500 2–2500 0.9993 0.9989 2.5 0.9 2.7 4.2 [9 ] DLLME-HPLC-UV Beverages 5 mL TBHQ BHA BHT <1 min 5–1000 5–1000 50–1000 0.9980 0.9997 0.9975 0.85 1.67 2.73 1.0 2.2 5.2 This study
Solid-phase microextraction-gas chromatography-mass spectrometry.
Solid-phase extraction-gas chromatography-mass spectrometry.
Online continuous liquid-liquid extraction-gas chromatography-mass spectrometry.
Dispersive liquid-liquid microextraction high-performance liquid chromatography-ultraviolet detection.