Stripping Voltammetric Determination of Analgesics in Their Pharmaceuticals Using Nano-Riboflavin-Modified Glassy Carbon Electrode

Table 2

Optimum experimental conditions in SWSV.

Parameters	Range studied			Optimum value
	ASA	AAP	DP	ASA	AAP	DP
pH	1.0 to 13.0	1.0 to 13.0	1.0 to 13.0	1.0	1.0	1.0
Accumulation potential (mV)	750 to 950	500 to 750	300 to 600	850	600	550
Accumulation time (Sec)	5 to 60	5 to 60	5 to 60	10	30	10
Initial scan potential (mV)	200 to 700	0 to 400	−300 to 300	200	200	−300
Square wave amplitude (mV)	25 to 150	25 to 150	25 to 150	50	25	50
Frequency (Hz)	20 to 100	20 to 100	20 to 100	40	40	40
Scan increment (mV)	2 to 20	2 to 20	2 to 20	4	4	4
Scan rate (mV/sec)	10 to 80	10 to 60	20 to 80	60	40	50
Stirring rate (rpm)	50 to 250	50 to 250	50 to 250	250	250	250
Rest period (Sec)	2 to 10	2 to 10	2 to 10	5	5	5