Sample :
1. Pantothenic acid (Vitamin B5)
2. Orotic acid (Vitamin B13)
3. Pyridoxine HCl (Vitamin B6)
4. Nicotinamide
5. Vitamin B1
6. Vitamin B2
Column : Shodex RSpak NN-814 (8.0mmI.D. x 250mm) Eluent : 45mM KH2PO4 + 55mM Na2HPO4 + 7% CH3OH Flow rate : 1.0mL/min Detector : UV(210nm) Column temp. : Room temp.