Table 4.

Method uncertainties estimated for different sources and, combined (Uc) and expanded (Ue) uncertainty.

Fruit	ui a (mg/kg (%))	Pesticide
		CF	CAR	ATZ	MeP	AME
Papaya	u 1	0.048 (2.3)	0.048 (2.1)	0.048 (3.5)	0.048 (2.0)	0.048 (1.9)
	u 2	0.034 (1.2)	0.034 (1.0)	0.034 (1.7)	0.034 (1.0)	0.034 (0.9)
	u 3	0.032 (1.0)	0.032 (0.9)	0.032 (1.6)	0.032 (0.9)	0.032 (0.8)
	u 4	0.024 (0.6)	0.074 (4.9)	0.009 (0.1)	0.009 (0.1)	0.070 (4.0)
	u 5	0.042 (1.8)	0.037 (1.2)	0.031 (1.5)	0.056 (2.7)	0.071 (4.1)
	u 6	0.303 (93.1)	0.317 (89.9)	0.246 (91.6)	0.329 (93.3)	0.331 (88.3)
	Uc (mg/kg)	0.315	0.334	0.257	0.341	0.352
	Ue b (mg/kg)	0.629	0.669	0.514	0.682	0.704
	Ue (%)	15.7	16.7	12.8	17.1	17.6
Avocado	u 1	0.048 (1.6)	0.048 (2.1)	0.048 (0.9)	0.048 (2.1)	0.048 (1.6)
	u 2	0.034 (0.8)	0.034 (1.0)	0.034 (0.4)	0.034 (1.1)	0.034 (0.8)
	u 3	0.032 (0.7)	0.032 (0.9)	0.032 (0.4)	0.032 (1.0)	0.032 (0.7)
	u 4	0.051 (1.8)	0.035 (1.1)	0.077 (2.3)	0.070 (4.5)	0.098 (6.4)
	u 5	0.065 (2.9)	0.045 (1.8)	0.069 (1.8)	0.061 (3.4)	0.072 (3.5)
	u 6	0.369 (92.2)	0.323 (93.1)	0.493 (94.2)	0.309 (87.9)	0.359 (87.0)
	Uc	0.384	0.334	0.508	0.329	0.385
	Ueb (mg/kg)	0.768	0.669	1.016	0.658	0.770
	Ue (%)	19.2	16.7	25.4	16.5	19.2

AME = ametryn; ATZ = atrazine; CAR = carbaryl; CF = carbofuran; MeP = methyl parathion Uc = combined uncertainty.

^au_i are the contributions of each uncertainty source to Uc of the method.

^bUe is the expanded uncertainty for a 4 mg/kg estimated for a level of confidence of 95%.