Development of a Method for a Sensitive Simultaneous Determination of Dopamine and Paracetamol in Biological Samples and Pharmaceutical Preparations

Table 3

Table Determination of DA and PAR in in injection and tabelt sample with MWCNTs/GCE.

Added (μM)		Found^a (μM)		R.S.D. (%)		Recovery (%)
DA	PAR	DA	PAR	DA	PAR	DA	PAR
0	0	43.09^b	21.13^c	2.1	2.8	102.1	98.3
10	20	52.07	31.25	1.9	2.6	98.7	97.5
10	20	40.19	39.65	1.7	2.3	98.1	101.3

^aAverage of five determinations at optimum conditions.
^bThis amount is equal to 40.86 mg/mL DA per Injection.
^cThis amount is equal to 319.49 mg PAR per tablet.