3-Aminophthalic Acid on Ultisil AQ-C18

Int2

Column Ultisil AQ-C18, 5μm, 4.6×250mm (P/N 00207-31043)
Mobile Phase 20mmol/L NH4H2PO4(adjust pH to 2.5 with phosphoric acid):Methanol=90:10
Detection 230nm
Temperature Ambient
Flow Rate 1.0ml/min
Injection Volume 20ul