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M
ASTOVSKA
ET AL
.:
J
OURNAL OF
AOAC I
NTERNATIONAL
V
OL
.
98, N
O
. 2, 2015
483
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2014.08A
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B. Apparatus
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a
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Homogenizer
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in both evaporation steps).
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requirements (to provide reliable results for the calibration
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Hexane.—
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naphthalene in the sample) are still acceptable if the source of
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Anhydrous magnesium sulfate (MgSO
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can be used.
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Sodium chloride (NaCl).—
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k
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l
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Table 2014.08B. (
continued
)
PAH
1R RI
laboratories
1R RI
replicates
Mean
concn, μg/kg
Mean
recovery, % s
r
, μg/kg s
R
, μg/kg RSD
r
, % RSD
R
, % HorRat
9
18
Naph
8
16
9
18
8
16
Phe
8
16
9
18
9
18
Pyr
9
18
9
18
8
16