Voltammetric Detection of Dopamine in Presence of Ascorbic Acid and Uric Acid at Poly (Xylenol Orange) Film-Coated Graphite Pencil Electrode

Table 2

Detection of DA in injection samples (𝑛=5).

Sample	Content	Found	RSD	Recovery
	(mg/mL)	(mg/mL)	(%)	(%)
1	4.0	3.94	2.4	98.5
2	4.0	3.968	2.0	99.2
3	4.0	4.002	2.2	100.05