Ephedrine in Silver Yellow Clearing Lung Capsule test report on Ultisil LP-C18

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Reference solution

ColumnWelch Ultisil LP-C18 4.6×250mm，5μm (P/N: 00208-31043)
Mobile PhaseAcetonitrile: 0.02mol/L phosphate buffer = 3:97
Detector210 nm
TemperatureRoom Temperature
Flow Rate1.0 ml/min
Injection Volume10µl

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