Shimadzu Techno-Research Inc., Japan - UNEP Chemicals

100%
90%
80%
70%
60%
50%
40%
30%
20%
10%
0%
1368TCDD
5%DCM/Hex
Fr.11
5%DCM/Hex
Fr.12
5%DCM/Hex
Fr.13
2378TCDD, 2378TCDF,
123789HxCDD, 123789HxCDF,
23478HxCDF, 1234678HpCDD,
1234789HpCDF, OCDD, OCDF
5%DCM/Hex
Fr.14
1379TCDD
5%DCM/Hex
Fr.15
5%DCM/Hex
Fr.16
5%DCM/Hex
Fr.17
5%DCM/Hex
Fr.18
5%DCM/Hex
Fr.19
5%DCM/Hex
Fr.20
100%DCM
Fr.21
100%DCM
Fr.22
After hexane100ml, 5%DCM/hexane each10ml Fr.,
2378-TCDD recovered 100% DCM
ICN Alumina B-Super I (DCM:dichloromethane)
Specially desined cleanup for 2378-TCDD
Interferences
1368TCDD
1379����
2378TCDD
1234TCDD
1369/1378TCDD
1247/1248TCDD
1268/1478TCDD
1279/1237/1238TCDD
2378TCDF
12468/12479PeCDD
12378PeCDD
12378PeCDF
23478PeCDF
123478HxCDD
123678HxCDD
123789HxCDD
123478HxCDF
123678HxCDF
234678HxCDF
123789HxCDF
1234678HpCDD
1234678HpCDF
1234789HpCDF
OCDD
OCDF
SHIMADZU TECHNO RESEARCH, Inc.
Accurate mass Molecular formula Resolution
TeCDD M + 319.8965 C12 H 12 4 Cl Cl4 O 13 C12
12-TeCDF TeCDF (M+4) 2 R > 8,100
+ 319.9360
13 C12
12 H4 Cl Cl4 O
OCDD (M+2) + 13 C12
12-OCDF OCDF (M+6) 457.7377 C12 Cl 12 Cl8
O2 R > 11,600
+ OCDD (M+12) 457.7772
13 C12
12 Cl 8 O
+ 13 C12
12-OCDD OCDD M
467.7230 C12 Cl 12 Cl8
O2 R > 8,080
+ PnCDD n=5 (M+4) 467.7809
13 C12
12 Cl 8 O2 + 357.8517 C12 H 12 3 Cl Cl5 O P(n+1)CB M
2 R > 49,000
+ TeCDD M
357.8444 C12 H 12 4 Cl 4 Cl6
+ Methyl-TeCDF
Methyl TeCDF (M+2) 319.8965 C12 H 12 4 Cl 4 Cl4
O2 R > 17,900
+ 319.9143 C13 H 13 4 Cl Cl4 O
13 C12
12- TeCDD M + 331.9368
13 C12
12 H4 Cl Cl4 O Dimethyl-TeCDF
Dimethyl TeCDF M
2 R > 85,100
+ 331.9329 C14 H 14 8 Cl Cl4 O
TeCDD M + 319.8965 C12 H 12 4 Cl Cl4 O Cl4-Dibenzotiophene
Cl Dibenzotiophene M
2 R > 18,000
+ 319.8788 C12 H 12 4 Cl Cl4 S
TeCDD M + 319.8965 C12 H 12 4 Cl Cl4 O Cl4-Xanthene
Cl4 Xanthene (M+2) 2 R > 17,800
+ 319.9144 C13 H 13 6 Cl Cl4 O
13 C12
12-TeCDF TeCDF M + 315.9419
13 C12
12 H4 Cl 4 O R > 14,100
Cl4-Phenanthrene
Cl Phenanthrene (M+2) + 315.9195 C14 14 H6 Cl 4
P(n)CDF M + same impossible
Cl(n+2) Diphenylether (M-Cl2) (M Cl2) +
Pn5DD Pn DD (M+2) + 355.8546 C12 H 12 3 Cl Cl5 O Cl6-Acenaphthylene
Cl Acenaphthylene M
2 R > 13,700
+ 355.8287 C12 H 12 2 Cl Cl6 P(n)BrDF M + same impossible
Br(n+2) Diphenylether (M-Br2) (M Br2) +
SHIMADZU TECHNO RESEARCH, Inc.