HPLC Analysis of Cysteine Enantiomers on Astec^® CHIROBIOTIC^® T (Formic Acid Mobile Phase Additive)

column

Astec CHIROBIOTIC T, 25 cm x 4.6 mm I.D., 5 μm particles (12024AST)

mobile phase

[A] water; [B] methanol; [C] formic acid; (40:60:0.02, A:B:C)

flow rate

1 mL/min

column temp.

25 °C

detector

UV, 205 nm

injection

10 μL

sample

(200 μg /mL in 50:50 water:methanol)