Table 1: LC-MS/MS ion parameters.

CompoundsPrecursor ionTransition 1Transition 2Ion ratio
()()() (%)

2,4-D (negative)21916012595
2,4,5-T25319519798
2,4-Dimethylaniline12210780
Acetamiprid 2231267322
Acrinathrin 56020818175
Alachlor 23816223812
Amitraz29416312275
Atrazine21617410445
Azoxystrobin40437234433
Bentazon (−)23913219778
Bifenazate (−)30025323979
Bitertanol 3397026981
Boscalid 34430714061
Bromacil (−)25920520355
Bromuconazole 3781597066
Bromoxynil (−)274798167
Bupirimate 31710816686
Buprofezin 30711620193
Butocarboxim sulfoxide2077513288
Cadusafos 2721599798
Carbaryl20214512734
Carbendazim 19216013217
Carbofuran 22216512398
Carbosulfan 38111816090
Carboxin 2341438785
Dimethoate 23019912597
Dimethomorph 38830116558
Dimoxystrobin 32811620599
Diniconazole 3267015965
Dinobuton 32721515266
Dinocap (sum) 29519320989
Dinoterb (−)23920717685
Diphenylamine 1719315217
Disulfoton-sulfoxide 29118521387
Dithianon(−)29626323886
Diuron 2337216085
Epoxiconazole 33012110180
EPTC1911288640
Ethiofencarb 22610716481
Ethion 40238519976
Ethirimol 2119814087
Ethofumesate 30412116125
Etoxazole 36114111386
Ethoxyquin 21916017484
Famoxadone 39223833184
Fenamidone 3139223683
Fenamiphos 30421720259
Fenarimol 3312688118
Fenazaquin 30716114780
Fenbuconazole3387012588
Fenhexamid 303975563
Fenitrothion 27812510960
Fenoxycarb3028811625
Fenpropathrin 36712535033
MCPP (−)21314114318
Metalaxyl-M 28016022085
Mepanipyrim 2251067717
Mesosulfuron-methyl 5051828315
Metazachlor 27921013482
S-Metolachlor28425225481
Metosulam 41917514094
Metribuzin 2151878429
Monocrotophos 224127989
Monolinuron 21612614843
Monuron 1997212676
Omethoate 21512512510
Oxadiargyl 34122315187
Oxadiazon 36322017788
Oxadixyl 28021913379
Oxamyl 237729065
Oxasulfuron 40815010789
Oxycarboxin 26917514731
Oxyfluorfen 36231623727
Penconazole 2847015967
Pendimethalin 28221219419
Pethoxamid 29713125062
Phosalone 36818211131
Phenmedipham 30113616854
Phenthoate3211637918
Phosmet 31816013313
Phosphamidon 30012717428
Picloram (−)23919612356
Terbuthylazine23017410455
Pirimicarb 2397293
Thiacloprid 25412618618
Thiamethoxam 29221118139
Thifensulfuron-methyl 38916720514
Thiodicarb 3558810822
Thiophanate-methyl34315119234
Triadimefon 29419722530
Triadimenol 296227709
Triallate 3048614367
Triasulfuron 40316714167
Triazophos 31411916254
Tribenuron-methyl 39715518166
Tributylphosphate 2689867
Trichlorfon 27410922175
Tridemorph 29813011684
Trifloxystrobin 41018620637
Triflumizole 3467327826
Triticonazole 3187012595
Vamidothion 28814611833
Zoxamide 33615918926
Ciprofloxacin33231428882
Clindamycin4251268297
Chlortetracycline47946244488
Danofloxacin36031634288
Difloxacin40035629990
Doxycycline hydrate44542841097
Flumequine86017410956
Josamycin82810917475
Clofentezine 30313810288
Chloridazon 2231049254
Chlorfenvinphos 3591559951
Chlorfluazuron (−)53851835588
Chloroxuron 2927221887
Chlorpyrifos 3501982008
Chlorsulfuron 35914116789
Chlorthiamid 20618915425
Cinidon-ethyl 41234810726
Cyazofamid 32610826135
Cyclanilide(−)27216022845
Cycloate 21615413448
Cymoxanil 19912811159
Cyproconazole 2927012565
Cyprodinil 226937780
Demeton-S-methyl 231896162
Demeton-S-methylsulfoxide 24710916926
Desmedipham 31818213688
Diallate 2718610936
Diazinon 3051699762
Dichlofluanid 35012322416
Dichlorprop (−)23316112587
Dichlorvos 22110912715
Difenoconazole 40625133732
Dimethenamid (sum) 27724416868
Fenthion 27916924733
Flazasulfuron 40918222746
Fludioxonil (−)24712616957
Fluazifop-P-butyl 38528232862
Flufenacet 36519415261
Flufenoxuron (−)48815630499
Flurochloridone 31329214548
Flurtamone 33517824779
Flusilazole 31716524778
Flutolanil 32526224245
Foramsulfuron 45418213954
Fosthiazate 28510422855
Furathiocarb38419525262
Heptenophos 2511271099
Hexythiazox 35322816881
Imazalil 29715920188
Imazamox (−)30425921710
Imazaquin 31319912825
Imazosulfuron 41315626038
Imidacloprid 25620917584
Indoxacarb 5292035684
Ioxynil (−)37012724399
Iprovalicarb 32211920395
Isazofos 31412016234
Isoproturon 2087216599
Isoxaben 33416515048
Lufenuron (−)50932633946
Malathion3311279986
MCPA(−)19914115594
Picolinafen 37823814557
Mecarbam 3312279796
Pirimiphos-methyl 30610816468
Prochloraz 37630826633
Profenofos 3733039760
Prometryn 2421586868
Propamocarb 19010214439
Propanil 21816212766
Propargite 36817523165
Propham 18013812028
Propiconazole 3421596962
Propyzamide 25619017363
Pymetrozine 2191057911
Pyraclostrobin 38919416398
Pyridaben 36530914778
Pyridaphenthion 34120518988
Pyridate 38020735178
Pyriproxyfen 3229618562
Quinalphos 30014716354
Quinoxyfen 30919716297
Quizalofop-P-ethyl37429956
Rimsulfuron 43318232555
Simazine 20212413270
Spiroxamine 29914410087
Sulfosulfuron 47221126189
Tebuconazole 3087012555
TEPP 2911799996
Terbutryn 2421866851
Tetrachlorvinphos 36712724195
Thiabendazole 20317513112
Oxytetracycline46142644397
Rifampicin82379115191
Sarafloxacin38636834292
Sulfachloropyridazine28515620775
Sulfaquinoxaline30115610899
Sulfadiazine2511569286
Sulfamerazine26515610889
Sulfathiazole2561569288
Sulfamethazine27918612499
Sulfadoxine31115610897
Sulfapyridine25018415696
Sulfaclozine28515610895
Sulfamethoxazole2549210899
Tilmicosin86952267897
Tetracycline44542841085
Lomefloxacin4071268288
Orbifloxacin39635229588
Oxolinic acid26224420289