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490
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ASTOVSKA
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.
J
OURNAL OF
AOAC I
NTERNATIONAL
V
OL
. 98, N
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. 2, 2015
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Note
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PAH critical pair) were not set for the collaborative study. For
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stationary phases.
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Table 2014.08G. (
continued
)
/DERUDWRU\ 1R
6
7
8
9
10
+H ÀRZ SUHVVXUH SURJUDP
P/ PLQ PLQ
10 mL/min
2
to 2 mL/min
P/ PLQ FRQVWDQW ÀRZ
P/ PLQ FRQVWDQW ÀRZ
P/ PLQ
PLQ
50 mL/min
2
to 2 mL/min
P/ PLQ FRQVWDQW ÀRZ
Injection mode
Hot splitless
Hot splitless
3XOVHG VSOLWOHVV
Splitless
PTV solvent vent
,QMHFWLRQ YROXPH /
1
1
1
10
5
,QOHW WHPSHUDWXUH SURJUDP
300
C
280
°
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320°C
& PLQ & PLQ
WR & PLQ
& PLQ & PLQ &
PLQ & PLQ &
Liner
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Agilent, single taper, glass
wool-packed, 4 mm id
$JLOHQW GRXEOH WDSHU PP LG
$SH[ 3UR6HS WDSHU OLQHU
2 mm id
$JLOHQW 379 PXOWL EDIÀH
2 mm id
PTV solvent vent time
NA
NA
NA
NA
PLQ
379 VROYHQW YHQW ÀRZ
NA
NA
NA
NA
100 mL/min
379 VROYHQW YHQW SUHVVXUH
NA
NA
NA
NA
50 kPa
3UHVVXUH SXOVH DQG GXUDWLRQ
NA
NA
SVL IRU
PLQ
NA
NA
6SOLW YHQW SXUJH ÀRZ DQG VWDUW
50 mL/min, 1 min
50 mL/min, 1 min
50 mL/min, 1 min
P/ PLQ
PLQ
100 mL/min, 3 min
*DV VDYHU ÀRZ DQG VWDUW WLPH
20 mL/min, 3 min
20 mL/min, 2 min
15 mL/min, 6 min
NA
15 mL/min, 6 min
06 WUDQVIHU OLQH WHPSHUDWXUH &
300
280
320
300
325
(3)
(2)
(1)
)LJXUH
& *& VHSDUDWLRQ FULWHULD $ EDVHOLQH VHSDUDWLRQ
of benzo[
a
]pyrene and benzo[
e
]pyrene (concentration ratio of 1:5),
(2) at least 50% valley separation of phenanthrene and anthracene
(concentration ratio 2.5:1; evaluated for the anthracene peak,
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separation for benzo[
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benzo[
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