Table 1.

Mass spectrometry conditions for 31 pesticides.

Compounds	Precursor ion (m/z)	Product ion (m/z)	Fragmentor (V)	Collision energy (V)
Thiamethoxam	292	181	80	20
		211	80	10
Triflumizole metabolite	295	277.9	110	3
		196	110	3
Cymoxanil	199.1	128.1	80	15
		111.1	80	20
Flumorph	371.9	284.9	50	14
		164.8	50	26
Metalaxyl	280	192	120	15
		220	120	20
Dimethomorph	388	301	120	20
		165	120	25
Paclobutrazol	294	70	100	15
		125	100	25
Pyrimethanil	200	107	120	25
		183	120	25
Diethofencarb	268	152	80	20
		226	80	5
Myclobutanil	289	70	120	15
		125	120	20
Azoxystrobin	404	372	120	10
		344	120	15
Epoxiconazole	330	121	120	20
		141	120	20
Triadimefon	294	69	100	20
		197	100	15
Mandipropamid	412.1	328.2	110	8
		125	110	35
Tebuconazole	308	70	100	25
		125	100	25
Flusilazole	316	165	120	20
		247	120	15
Mepanipyrim	224	106	120	25
		77	120	30
Hexaconazole	314	70	120	20
		159	120	20
Diniconazole	326	70	120	25
		159	120	30
Cyprodinil	226	93	120	40
		108	120	30
Procymidone	284.1	256.1	140	10
		145	140	45
Propiconazole	342.1	205	130	10
		159	130	30
Dimoxystrobin	326.9	115.9	99	22
		205	99	5
Fluoxastrobin	459	120	110	9
		137	110	9
Difenoconazole	406	251	160	20
		337	160	15
Kresoxim-methyl	314	131	77	5
		116.1	77	21
Picoxystrobin	368.17	205.13	40	8
		145.12	40	19
Triflumizole	346	73	80	10
		278	80	5
Pyraclostrobin	388	163	20	10
		194	20	10
Trifloxystrobin	409	186	120	15
		206	120	10
Fluazinam	462.9	415.9	120	20
		398	120	15