Pesticides residue analysis in yam from selected markets across Ghana and Belgium: an evaluation of the QUECHERS method

Table 5 Method validation results in Yam matrices: recovery %, relative standard deviation, LOD, LOQ and spiked concentration (0.0007 mg/kg)

Pesticide	Recovery (%)	RSD (%)	LOD (mg/kg)	LOQ (mg/kg)
Acetamiprid	84	9	0.0005	0.0015
Azoxystrobin	114	4	0.0003	0.0009
Bentazone	95	15	0.0007	0.0020
Butachlor	89	7	0.0004	0.0012
Cadusafos	105	9	0.0005	0.0014
Carbendazim	112	18	0.0007	0.0021
Carbofuran	98	6	0.0002	0.0007
Chlorpyrifos	90	12	0.0004	0.0011
Difenconazole	94	6	0.0002	0.0007
Diuron	79	18	0.0011	0.0032
Dimethoate	104	20	0.0010	0.0030
Diazinon	96	8	0.0004	0.0012
Epoxiconazole	103	9	0.0010	0.0031
Fenpropimorph	100	6	0.0002	0.0006
Imidacloprid	74	13	0.0007	0.0022
Malathion	101	7	0.0004	0.0013
Metalaxyl	103	14	0.0009	0.0026
Pendimethalin	107	12	0.0003	0.0009
Profenofos	72	9	0.0004	0.0013
Propanil	108	14	0.0005	0.0016
Propiconazole	95	5	0.0002	0.0007
Propoxur	95	7	0.0004	0.0012
Pyrachlostrobin	99	7	0.0004	0.0011
Tryfloxystrobin	105	5	0.0002	0.0007
Fenitrothion	112	14	0.0025	0.0074

LOD limit of detection, LOQ limit of quantification, RSD relative standard deviation (%)

ISSN: 2731-9245