GC Analysis of Alkyldiol Enantiomers on Astec^® CHIRALDEX^™ G-TA

column

Astec CHIRALDEX G-TA, 40 m x 0.25 mm I.D., 0.12 μm (73034AST)

oven

80 °C (5 min), 5 °C/min to 130 °C

carrier gas

hydrogen, 25 psi

injection

1 μL, 100:1 split

sample

peaks 1-2: propanediol (1.96 and 2.44 min)

peaks 3-4: pentanediol (2.87 and 3.27 min)

peaks 5-6: hexanediol (4.33 and 5.03 min)

peaks 7-8: octanediol (9.68 and 10.18 min)