AOAC SPIFAN Stakeholder Panel Meeting Book (March 14, 2019)

Ideas

3

GOS Labelling Approach (Action: Nestlé)

Possible Improvements • Increase addition level of Int. Std. • Matrix removal (e.g. by Carrez) • Alternative LC columns • Move to CE • Double injections to handle small peaks

Lactose

IS

Hex 4

Hex 2

Hex 3

Hex 6

Hex 5

60

50

40

30

20

10

0

10

15

20

25

30

35

40

45

50

-10

Trueness /Accuracy

Precision (Repeatability)

7

130

6

120

5

110

4

100

3

RSD(r) (%)

90

Spike-Recovery (%)

2

1

80

0

70

4