A Fast and Validated HPLC Method for Simultaneous Determination of Dopamine, Dobutamine, Phentolamine, Furosemide, and Aminophylline in Infusion Samples and Injection Formulations

Table 2

Validation of HPLC method.

Compound	Measured concentrations (μg/mL)	Accuracy (%)	Precision RSD (%)
			Intraday	Interday
DPM hydrochloride	60.0	98.8	1.2	1.9
	120.0	102.1	0.7	1.4
	180.0	101.9	1.6	1.8
DBM hydrochloride	60.0	100.4	1.1	1.7
	120.0	100.2	0.3	0.8
	180.0	101.9	1.0	1.4
PTM mesylate	50.0	100.8	0.6	1.2
	100.0	101.3	0.2	1.1
	150.0	99.8	1.4	0.8
FSM	60.0	102.6	1.5	2.3
	120.0	99.4	0.9	0.5
	180.0	102.0	0.7	1.9
APL	50.0	98.5	1.2	1.6
	100.0	101.4	0.6	2.0
	150.0	99.9	0.7	2.5