【ACE UltraCore SuperPhenyHexyl色譜柱】多環四羧酸分析

Polycyclic Tetracarboxylic Acids

ACE UltraCore SuperPhenylHexyl 2.5μm, 100 x 2.1mm
Gradient analysis
A: CH3OH – H2O (98:2) containing 10mM ammonium acetate
B: IPA-H2O (98:2) containing 10mM ammonium acetate
T (mins) %B T (mins) %B
0 0 15 100
1 0 25 100
Flow rate: 0.15ml/min
Column temperature: Ambient
Injection volume: 5μl
LCQ Ion trap MS
LC-ESI-MS extracted ion chromatograms
Compounds detected as ammoniated quasimolecular ions [M+NH4]+
Detection limit ~ 0.1ppm