5. AOACSPDSMethods-2018AwardsV3

80

Table 2018.04A. ( continued )

Repeatability

Intermediate precision

Sample

Analyte

Mean, % (w/w)

RSD r

, %

HorRat r

RSD

, %

HorRat

R

R

Zingerone 6-Gingerol 8-Gingerol 6-Shogaol 6-Paradol 10-Gingerol 8-Shogaol 10-Shogaol Zingerone 6-Gingerol 8-Gingerol 6-Shogaol 6-Paradol 10-Gingerol 8-Shogaol 10-Shogaol Zingerone 6-Gingerol 8-Gingerol 6-Shogaol 6-Paradol 10-Gingerol 8-Shogaol 10-Shogaol Zingerone 6-Gingerol 8-Gingerol 6-Shogaol 6-Paradol 10-Gingerol 8-Shogaol 10-Shogaol Zingerone 6-Gingerol 8-Gingerol 6-Shogaol 6-Paradol 10-Gingerol 8-Shogaol 10-Shogaol Total Total Total Total

0.111

2.81 0.31 4.11 0.45 1.03 0.60 0.29 0.56 0.12

0.517 0.124 1.277 0.132 0.232 0.198 0.068 0.141 0.051

12.46

2.246 0.776 1.610 0.922 1.485 1.279 1.530 1.201 0.517

986 a

24.419

1.92 5.18 3.14 6.59 3.86 6.70 4.74 1.19

4.212 2.862 0.492 6.460 0.538 1.081

40.175

NA NA NA NA NA NA NA

NA NA NA NA NA NA NA

NA NA NA NA NA NA NA

NA NA NA NA NA NA NA

648 a

1.16

0.147

3.07

0.391

1.16

0.147

3.07

0.391

NA

NA

NA

NA

889 a

1.54 0.87 0.64 0.56 0.55 0.42 1.05 0.85 2.52 0.59 1.46 1.62 0.63 0.38 0.48 2.87 1.75 1.81 1.09 3.63 1.73 1.18 1.37 1.60 NA NA

0.449 0.191 0.161 0.133 0.113 0.094 0.341 0.168 0.383 0.119 0.187 0.286 0.105 0.071 0.116 0.850 0.971 0.744 0.494 1.229 0.793 0.419 0.541 NA NA

8.18 7.98 7.74 6.16 8.14 8.49 4.14 NA

2.364 1.764 1.957 1.454 1.680 1.878 1.338 NA

740 c

NT d

692 c

NT d

Total 0.972 a  Mean of each sample (except 740 and 692) was calculated from 12 replicates in the intermediate precision test. b  NA = Not applicable. c  Mean values of sample 740 or 692 were calculated from four replicates in the repeatability test. d  NT = Not tested.

© 2018 AOAC INTERNATIONAL