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|Column||Raptor ARC-18 (cat.# 9314A65)|
|Dimensions:||150 mm x 4.6 mm ID|
|Particle Size:||2.7 µm|
|Pore Size:||90 Å|
|Guard Column:||Raptor ARC-18 EXP guard column cartridge 5 mm, 4.6 mm ID, 2.7 µm (cat.# 9314A0250)|
|Inj. Vol.:||5 µL|
|A:||Water, 5 mM ammonium formate, 0.1% formic acid|
|B:||Acetonitrile, 0.1% formic acid|
|Detector||UV/VIS @ 228 nm|
|Sample Preparation||Beverage was sonicated for 30 min to remove carbonation. 10 mL of beverage was added to a 50 mL centrifuge tube. 10 mL of acetonitrile was added along with an EN Q-sep QuEChERS salt packet (cat.# 25849), and the sample was shaken by hand for 1 minute and then vortexed for 30 seconds. The sample was transferred to a shaker table and shaken for 10 minutes followed by centrifugation at 4200 rpm for 10 minutes. An aliquot was transferred to an autosampler vial prior to analysis.|