Pesticides on Pinnacle DB Aqueous C18

	Peaks	t_R (min)	Polarity	Mol. Wt.	Transition 1
1.	Methamidophos	0.45	positive	141.13	142.0→94.0
2.	Acephate	0.62	positive	183.17	184.0→142.8
3.	Bentazone	0.77	negative	240.28	239.0→131.8
4.	Omethoate	1.07	positive	213.14	214.0→124.9
5.	Bromoxynil	1.32	negative	276.91	275.9→80.8
6.	Butoxycarboxin	1.64	positive	222.27	223.1→86.1
7.	Aldicarb sulfoxide	2.03	positive	206.26	207.1→132.1
8.	Methomyl	2.08	positive	162.21	163.1→88.1
9.	Ioxynil	2.46	negative	370.92	369.8→126.7
10.	Thiamethoxam	2.7	positive	291.7	292.0→211.0
11.	Monocrotophos	2.73	positive	223.17	224.1→127.0
12.	Dimethoate	2.9	positive	229.26	230.1→199.0
13.	Fenuron	3.1	positive	164.21	165.1→72.1
14.	Dioxacarb	3.12	positive	223.23	224.0→123.0
15.	Dicrotophos	3.28	positive	237.19	238.0→112.0
16.	Vamidothion	3.45	positive	287.34	288.0→146.0
17.	Carbendazim	3.73	positive	191.19	192.0→160.0
18.	Aldicarb	3.73	positive	190.27	208.1→116.0
19.	Formetanate	3.74	positive	221.26	222.1→165.2
20.	Acetamiprid	3.95	positive	222.67	223.1→126.1
21.	Carbetamide	3.99	positive	236.27	237.0→192.0
22.	Oxamyl	3.99	positive	219.26	237.1→72.2
23.	Aminocarb	4.11, 4.44	positive	208.26	209.2→137.1
24.	Propoxur	4.15	positive	209.24	210.1→111.0
25.	Oxadixyl	4.21	positive	278.31	279.0→219.0
26.	Bendiocarb	4.24	positive	223.23	224.1→109.1
27.	Thiacloprid	4.25	positive	252.71	253.2→126.1
28.	Thiophanate methyl	4.3	positive	342.4	343.0→151.0
29.	Methabenzthiazuron	4.31	positive	221.28	222.0→165.1
30.	Tricyclazole	4.35	positive	189.23	190.0→163.0
31.	Pyracarbolid	4.38	positive	217.27	218.2→125.0
32.	Propamocarb	4.41	positive	188.27	189.2→102.2
33.	Carboxin	4.51	positive	235.3	236.0→143.0
34.	Ethiofencarb	4.52	positive	225.31	226.1→106.9
35.	Carbaryl	4.58	positive	201.22	202.1→145.1
36.	Thiabendazole	4.6	positive	201.25	202.0→175.0
37.	Carbanilide	4.6	positive	212.25	213.1→94.0
38.	Clethodim	4.61	positive	359.91	360.0→164.0
39.	Tebuthiuron	4.68	positive	228.32	229.2→172.4
40.	Fluometuron	4.75	positive	232.21	233.1→72.0
41.	Metobromuron	4.82	positive	259.1	259.0→170.2
42.	Flutriafol	4.84	positive	301.3	302.0→123.0
43.	Chlortoluron	4.92	positive	212.68	213.1→72.2
44.	Simetryn	4.96	positive	213.31	214.0→124.0
45.	Pirimicarb	4.97	positive	238.29	239.2→72.1
46.	Forchlorfenuron	5.04	positive	247.68	248.0→129.1
47.	Siduron	5.09	positive	232.32	233.3→137.2
48.	Ethofumesate	5.11	positive	286.35	304.0→121.0
49.	Cycluron	5.13	positive	198.31	199.1→89.1
50.	Diuron	5.13	positive	233.1	233.1→72.0
51.	Diethofencarb	5.15	positive	267.33	268.0→226.0
52.	Furalaxyl	5.18	positive	301.34	302.2→95.0
53.	Methiocarb	5.24	positive	225.31	226.1→169.2
54.	Secbumeton	5.24	positive	225.29	226.2→169.9
55.	Terbumeton	5.25	positive	225.29	226.2→169.9
56.	Prometon	5.26	positive	225.29	226.2→142.3
57.	Paclobutrazol	5.26	positive	293.8	294.0→70.0
58.	Promecarb	5.27	positive	207.27	208.2→109.2
59.	Dimoxystrobin	5.27	positive	326.39	327.1→205.0
60.	Ametryn	5.29	positive	227.33	228.2→186.2
61.	Methoprotryne	5.32	positive	271.39	272.2→240.2
62.	Triadimefon	5.32	positive	293.75	294.0→197.0

	Peaks	t_R (min)	Polarity	Mol. Wt.	Transition 1
63.	Mexacarbate	5.34	positive	222.28	223.2→166.2
64.	Fludioxonil	5.34	negative	248.19	247.0→179.9
65.	Boscalid	5.36	negative	343.21	343.0→307.0
66.	Azoxystrobin	5.36	positive	403.3	404.1→372.1
67.	Methoxyfenozide	5.38	positive	368.47	369.0→149.0
68.	Cyproconazole	5.39	positive	291.78	292.2→70.2
69.	Prothioconazole	5.41	negative	344.26	341.9→305.8
70.	Flufenacet	5.46	positive	363.34	364.0→152.0
71.	Butafenacil	5.47	positive	474.82	492.2→331.1
72.	Myclobutanil	5.51	positive	288.78	289.0→70.0
73.	Dimethomorph	5.52,5.54	positive	387.86	388.0→301.0
74.	Bromuconazole 47	5.54	positive	377.06	378.0→159.0
75.	Prometryn	5.55	positive	241.36	242.2→158.1
76.	Fipronil	5.56	negative	437.15	434.9→329.8
77.	Triticonazole	5.58	positive	317.81	318.0→70.0
78.	Tetraconazole	5.6	positive	372.12	372.0→159.0
79.	Uniconazole	5.62	positive	291.78	292.2→70.2
80.	Fluoxastrobin	5.62	positive	458.83	459.2→427.2
81.	Cyazofamid	5.63	positive	324.78	325.0→108.0
82.	Terbutryn	5.65	positive	241.36	242.2→186.0
83.	Tebufenozide	5.65	positive	352.47	353.1→133.1
84.	Chloroxuron	5.67	positive	290.75	291.0→72.0
85.	Picoxystrobin	5.67	positive	367.25	368.0→145.0
86.	Carfentrazone ethyl	5.69	positive	412.17	412.0→346.0
87.	Diclobutrazol	5.71	positive	328.21	328.0→70.0
88.	Fenoxycarb	5.72	positive	301.34	302.0→88.1
89.	Diflubenzuron	5.72	positive	310.67	311.2→158.1
90.	Neburon	5.74	positive	275.18	275.0→88.0
91.	Flusilazole	5.76	positive	315.4	316.0→247.0
92.	Epoxiconazole	5.76	positive	329.76	330.0→121.0
93.	Fenbuconazole	5.76	positive	336.82	337.0→125.0
94.	Bupirimate	5.77	positive	316.41	317.0→166.0
95.	Zoxamide	5.77	positive	336.54	336.2→187.1
96.	Rotenone	5.79	positive	394.42	395.0→213.0
97.	Benalaxyl	5.83	positive	325.41	326.0→148.0
98.	Tebuconazole	5.84	positive	307.82	308.0→70.0
99.	Penconazole	5.93	positive	284.19	284.0→159.0
100.	Cyprodinil	5.96	positive	225.29	226.0→93.0
101.	Propiconazole	5.96	positive	342.22	342.0→159.0
102.	Alanycarb	5.98	positive	399.52	400.1→238.2
103.	Triflumuron	5.99	positive	358.68	359.1→156.1
104.	Thiobencarb	6	positive	257.78	258.1→125.0
105.	Pyraclostrobin	6	positive	387.83	388.0→194.0
106.	Benzoximate	6.01	positive	363.8	364.0→199.0
107.	Pinoxaden	6.01	positive	400.52	401.3→317.2
108.	Clofentezine	6.11	positive	303.15	303.0→138.0
109.	Trifloxystrobin	6.12	positive	408.38	409.2→186.0
110.	Prochloraz	6.21	positive	376.67	376.0→308.0
111.	Difenoconazole	6.29	positive	406.28	406.0→251.0
112.	Benfuracarb	6.29	positive	410.53	411.2→195.1
113.	Triflumizole	6.38	positive	345.75	346.1→278.1
114.	Buprofezin	6.4	positive	305.44	306.0→201.0
115.	Piperonyl butoxide	6.42	positive	338.45	356.2→177.2
116.	Pyriproxyfen	6.52	positive	321.28	322.0→96.0
117.	Propargite	6.68	positive	350.48	368.0→231.0
118.	Etoxazole	6.87	positive	359.42	360.1→141.0
119.	Amitraz	6.89	positive	293.41	294.2→163.3
120.	Noviflumuron	7.08	negative	529.1	527.1→343.8
121.	Pyridaben	7.18	positive	364.94	365.0→147.0
122.	(E)-Fenpyroximate	7.2	positive	421.5	422.0→366.0
123.	Fenpropimorph	7.38	positive	303.49	304.0→147.0
124.	Spiroxamine	7.63,7.81	positive	297.48	298.0→144.0
125.	Spinosyn A	8.37	positive	731.97	732.6→142.2

Column

Pinnacle DB Aqueous C18 (cat.# 9418252)

Dimensions:

50 mm x 2.1 mm ID

Particle Size:

1.9 µm

Pore Size:

140 Å

Temp.:

35 °C

Standard/Sample

Multicomponent pesticide standard

Diluent:

Water

Conc.:

33.3 ppb each pesticide

Inj. Vol.:

5 µL

Mobile Phase

10 mM NH₄OAc in water

10 mM NH₄OAc in methanol

Time (min)	%B
0.00	10
1	10
8	90
10	90
11	10

Flow:

0.60 mL/min

Max Pressure:

~517 bar

Detector	Applied Biosystems/MDS Sciex LC/MS/MS
Model #:	4000 QTRAP LC-MS/MS system
Ion Source:	TurboIonSpray^®
Ion Spray Voltage:	5 kV
Gas 1:	40 psi (275.8 kPa)
Gas 2:	60 psi (413.7 kPa)
Source Temp.:	500 °C
Instrument	Shimadzu UFLCXR

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