Fenpropathrin (FENP)
C
22 H
23 NO
3
349.4
Fenvalerate (FENV)
(esfenvalerate)(ESFE)
C
25 H
22 C1NO
3
419.9
Flucythrinate (FLUC)
C
26 H
23 F
2 NO
4
451.4
Fluvalinate (FLUV)
(τ-isomer)
C
26 H
22 ClF
3 N
2 O
3
502.9
Imiprothrin (IMIP)
C
18 H
22 N
2 O
3
318.4
Permethrin (PERM)
(biopermethrin and transpermethrin)
C
21 H
20 Cl
2 O
3
391.3
(continued)
Analytical Methods for Determining Pyrethroid Insecticides in Environmental and. . .
21
C
22 H
23 NO
3
349.4
Fenvalerate (FENV)
(esfenvalerate)(ESFE)
C
25 H
22 C1NO
3
419.9
Flucythrinate (FLUC)
C
26 H
23 F
2 NO
4
451.4
Fluvalinate (FLUV)
(τ-isomer)
C
26 H
22 ClF
3 N
2 O
3
502.9
Imiprothrin (IMIP)
C
18 H
22 N
2 O
3
318.4
Permethrin (PERM)
(biopermethrin and transpermethrin)
C
21 H
20 Cl
2 O
3
391.3
(continued)
Analytical Methods for Determining Pyrethroid Insecticides in Environmental and. . .
21