111 / 166
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RSD DEPENDS ON SAMPLE TYPE AND LEVEL
Sample Flour
Flour Cereal
Cereal
Test
Portion
5.0 g 5.0 g 1.0 g 0.25 g
N
36
85
108 461
Mean
(mg/kg)
36.8 9.29 28.2 10.96
Std Dev
(mg/kg)
12.1 7.85 9.50 13.6
RSD (%)
32.9 84.5 33.7 124
6