373 / 435
Multi Laboratory Test – AOAC First Action Method 2012.22 Ascorbic Acid (Vitamin C) in Infant Formula and
Adult/Pediatric Nutritionals.
RDLS-RD150006
E. Campos Giménez (NRC, Lausanne)
Page 11
CONFIDENTIAL
The contents of this document constitute a trade secret and the intellectual property rights thereto belong to Nestlé S. A., Vevey, Switzerland.
This document may not be reproduced or disclosed to third parties without prior authorisation.
Part 2. Multi Laboratory Test,
Continued
Results
(continued)
In general, the precision results (repeatability and reproducibility) are well within
the limits stated in the SMPR. Repeatability ranged from 1.4 to 7.3 %, in
accordance with data obtained during SLV
1
, with reported RSD
r
from 0.5 to
2.5 %. Meanwhile reproducibility ranged from 3.7 to 11.4 %. Finally the HorRat
values are all below 2, from 0.45 to 1.54. Except for the two samples already
discussed above.
1
Internal Nestlé document RDLS-RD130018
;
Single Laboratory Validation – AOAC First Action Method
2012.22 Vitamin C in Infant Formula and Adult/Pediatric Nutritional Formula by UPLC-UV
; E. Campos Giménez;
February 14
th
2013.
AOAC OMB Meeting Book
345