Table 2.

Mean recoveries for a range of matrices as determined by standard addition of ¹³C₃-labeled acrylamide at a level of 100 μg/kg

Matrix	Original (μg/kg)	Spiked (μg/kg)	Determined (μg/kg)	Recovery (%)1
Potato chips	53.2	100	151.2	98.0 ± 0.8
Chips (except potato chips)	<LOQ	100	97.7	97.7 ± 1.0
Biscuits	21.7	100	119.3	97.6 ± 2.7
French fries	35.7	100	135.3	99.5 ± 3.2
Chocolate products	<LOQ	100	96.7	96.7 ± 3.2
Breakfast cereals	9.7	100	117.3	107.6 ± 0.7
Tea products	13.3	100	107.8	94.5 ± 0.2
Seasoned laver	<LOQ	100	102.7	102.7 ± 3.7
Nuts products	<LOQ	100	105.0	105.0 ± 1.6

¹Values are mean ± standard deviation of triplicates.