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Dual Lab Validation of a Method for the Determination of Fructans in Infant
Formula & Adult Nutritionals /
25 Jul 2016
60
ANNEX D Experimental data precision study
.
Sample 1
Child formula powder, lot no 00847RF00
Fructan concentration (%m/m)
day
repetition 1
repetition
2
Daily
average
Daily
SD
r
Daily
RSD
r
(%)
1
0,278
0,375
0,327
0,069
21,0
Grubb’stest
outlier
2
0,306
0,304
0,305
0,001
0,5
4
0,294
0,290
0,292
0,003
1,0
5
0,255
0,246
0,251
0,006
2,5
7
0,302
0,307
0,305
0,004
1,2
8
0,287
0,283
0,285
0,003
1,0
Total average
0,287
0,301
Pooled
RSD
r
8.8
Ex outlier
SD
R
0,019
0,042
F‐test
outlier
Pooled
RSD
r
RSD
R
6.5
13.9
Excluding the outlier at day 1
1.4
Total
average
0,294
Total average
0,287
SD
R
total
0,032
SD
R
total
0,021
RSD
R
total
14,1
RSD
R
total
7,4
monster 9
Toddler formula powder milk based
Fructan concentration (%m/m)
day
repetition 1
repetition
2
Daily
average
Daily
SD
r
Daily
RSD
r
(%)
1
0,230
0,228
0,229
0,001
0,6
2
0,232
0,228
0,230
0,003
1,2
4
0,217
0,221
0,219
0,003
1,3
5
0,200
0,197
0,199
0,002
1,1
7
0,221
0,231
0,226
0,007
3,1
8
0,236
0,237
0,237
0,001
0,3
Total average
0,223
0,224
Pooled
RSD
r
1.6
SD
R
0,013
0,014
RSD
R
0,013
0,014
Total
average
0,223
SD
R
total
0,013
RSD
R
total
6,3
VALIDATION REPORT
FOR ERP USE ONLY
DO NOT DISTRIBUTE