Table1. Analytical conditions of HPLC for p-coumaric acid in Allium hookeri Thwaites 70% ethanol extract and Curcuma longa 30% ethanol extract complex

Parameters	Condition
HPLC system	Waters 2695
Column	Agilent ZORABX Eclipse XDB-C18 (5 μm, 4.6×250 mm, Santa Clara, CA, USA)
Detector	UV 300 nm
Flow rate	1.0 mL/min
Column temperature	35°C
Injection volume	10 μL
Mobile phase	Methanol:H2O (0.1% formic acid)=30:70