First injection of newly configured samples:
|Column||Ultisil® LP-C18, 5μm, 4.6×250mm PN: 00208-31043|
|Mobile Phase||Mix 500mL water, 40mL acetonitrile and 0.6g phosphoric acid|
|Flow Rate||1 ml/min|
|Injection Volume||20 µl|
|Notes||The impurity peak at 4.1min increased as time passed, which was due to sample degradation|
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