Challenges
•
Modernization of methods and technology
has created expensive instrumentation that
may drive the cost per sample too high
•
Mixed matrix – many foods are a
combination of protein/fat/carbs and
methods are challenged to recover the
species at acceptable rates
•
Chromatographic separation needs to be
improved for arsenic speciation
Discussion and Next Steps for SMPR
•
Decide which elements and food matrices are
the priority
•
Elements that working group suggested as more
pressing issues for food: As, Cd, Pb, Hg
( Se, Sn, Sb are of interest) (Cr is not a hot topic)
d
f h
•
Create recommen ations or t e SMPR
•
Develop a focus for the working group so their
actions can lead to valuable deliverables for the
stakeholder panel
