Green Spectrophotometric Determination of Organophosphate in Selected Fruits and Vegetables

Table 4

Precision result.

Drugs	Amount (mg)	Intraday (n = 3) (mean ± SD)	% RSD	Interday (n = 3) (mean ± SD)	% RSD	Acceptance criteria % RSD
Disodium orthophosphate	1	0.287 ± 0.003	1.066	0.286 ± 0.0030	1.066	<2.5%
	1	0.177 ± 0.002	1.423	0.048 ± 0.001	2.0
	1	0.1087 ± 0.001	1.407	0.015 ± 0.0005	3.9