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Table 1 LC-IT-TOF MS conditions for S. chinensis extract

From: Effect of Saururus chinensis leaves extract on type II collagen-induced arthritis mouse model

HPLC condition
 Column BEH C18 (1.7 μm, 2.1 × 150 mm)
 Flow rate 0.21 mL/min
 Injection volume 1 μL
 Column temperature 40 °C
Mobile phase A: 0.1% formic acid in water B: acetonitrile
Time A (%) B (%)
0 100 0
25 55 45
MS condition
 Ionization mode ESI, positive
 Capillary voltage (kV) 4.5
 CDL voltage (V) 10
 Detector voltage (kV) 1.67
 CDL temperature 200 °C
 Heat block temperature 200 °C
 Nebulizing gas N2, 1.5 L/min
 Collision gas Ar
 Collision Energy 30%