GC Analysis of Basic Drugs on SLB^®-5ms (20 m x 0.18 mm I.D., 0.36 μm) after SPME using 85 μm Polyacrylate Fiber, Fast GC Analysis

sample/matrix

500 ug/L of each compound in 2 mL 0.05M phosphate buffer, pH=11, plus sodium chloride (NaCl) to 25% (w/v)

SPME fiber

85 μm Polyacrylate (57304)

extraction

immersion, 450 rpm stirring at room temp. for 15 min

desorption process

250 °C for 3 min

column

SLB-5ms, 20 m x 0.18 mm I.D. x 0.36 μm (28576-U)

oven

100 °C (1 min), 20 °C/min to 325 °C (5 min)

MSD interface

325 °C

carrier gas

helium, 1.5 mL/min. constant

liner

0.75 mm I.D. SPME