Table 7.13
Recoveries of selected PCDDs and PCDFs from spiked samples of homogenized whole fish using the unabbreviated enrichment procedure (from
[463])
Recoveries
of selected compounds
2,3,6,8CI
4 -PCDF.
1,2,4,6,7,9Sample
CL-PCDF
and PCDD
Cl,-PCDF
Cl, ·PCDF
a) 100 g of grass carp and
10 ng each of PCDD
and PCDF (100 mg kg-I)
81 (1)
[4]
92
(3)
[4]
u
94 (3)
98 (6)
[4]
[4]
Recoveries of selected compounds
b) Sample
samples spiked
at 25-50 mg kg- I
[13C]-2,3,7,8-TCDD
82
± 27
[49]
[37CI]-2,3,7,8-TCDF
58
± 16
[11]
Recoveries of selected compounds'
c) fish spiked at 20 mg kg- I
fish spiked at 100 mg kg- I
CI
4
PCDFs
58
± 10
52
± 7
OCDD
= octachloro dibenzo-p-dioxins
OCDF
= octachlorodibenzo furan
TCDD
= tetrachlorodibenzo-p-dioxin
TCDF =
tetrachlorodibenzo furan
Cis
PCDFs
64
± 6
55
± 4
CI
6
PCDFs
64
± 7
53
± 6
CI
7
PCDFs
63
± 10
56
± 4
OCDF
59
52
1,2,3,4,6,7,9CI
6 PCDD
CI
7 -PCDF
104 (4)
95 (8)
[4]
[4]
[37CI]-1,2,7,8-TCDF
75
± 18
[10]
Cis
CI
6
PCDD
PCDD
41
49
84
60
OCDD
99 (22)
[4]
[37CI]-OCDD
83
± 30
[18]
CI
7
PCDD
58
51
91 (16)
[4]
CI
4
biphenylene
52
59
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