39
ECD
1 2,4,5,6-tetrachloro-m-xylene
2
α
-BHC
3
γ
-BHC
4
β
-BHC
5
δ
-BHC
6 Heptachlor
7 Aldrin
8 Heptachlor epoxide
9
γ
-Chlordane
10
α
-Chlordane
11 Endosulfan I
12 4,4’-DDE
13 Dieldrin
14 Endrin
15 4,4’-DDD
16 Endosulfan II
17 4,4’-DDT
18 Endrin aldehyde
19 Endosulfan sulfate
20 Methoxychlor
21 Endrin ketone
22 Decachlorobiphenyl
10
17
24
1
2
3
4
5
6 7
8 9
10 11
12
13
14
15
16
17
18
19
20
21
22
Rtx-CLPesticides2
30m, 0.53mmID, 0.42
µ
m
120
°
C(hold 1min.) to
300
°
C@ 9
°
C/min (hold 10min.)
Direct injectionw/Uniliner
®
at 200
°
C
ECD at 300
°
Cwith anode purge
16-160pgon-column concentration
