47 / 65
FOR EXPERT REVIEW PANEL USE ONLY
NOT FOR DISTRIBUTION
1
Expert Review Panel for Infant Formula and Adult Nutrition
Evaluation of Method _Chloride 2016.03__________
Title: Multi Laboratory Test – AOAC First Action Method 2016.03 Chloride in Infant Formula and
Adult/Pediatric Nutritionals.
Author:
G. Jaudzems
Summary of Method:
Reconstitute powder samples by dissolving 25 g powder sample in 200 g warm water (40 ° C),
while ready-to-feed products (RTF) are used as-is. Precipitate proteins by adding precipitation
reagents I and II and centrifuge. Acidify the supernatant with nitric acid solution. Titrate chloride
ions against standardized silver nitrate solution, 0,1 mol/l, potentiometrically using a silver
electrode to detect the end point.
Method Scope/Applicability:
Method is very applicable to SPIFAN matrices
General comments about the method:
Simple method to follow that meets requirements globally when two original methods combined
(Chinese Protein Step)
Method Clarity:
Easy to follow
Method Safety Concerns:
None
Pros/Strengths: