AOAC SPIFAN Nutrients ERP (December 7, 2022)

For ERP/Working Group Use Only DO NOT DISTRIBUTE Fluor-04 (SLV) Resubmission FOR ERP USE ONLY DO NOT DISTRIBUTE

Table X: RM 8261

Fluoride Rep 1 (µg/100g)

Fluoride Rep 2 (µg/100g)

AVG Fluoride (µg/100g)

Electrode #

Day

SD

RSD r (%)

1 2 1 2 1 2 1 2 1 2 1 2

10.43 10.28 10.93 10.51 10.66 10.10 10.95 10.53 10.74 10.20 10.49 10.08

10.13

10.28 10.13 10.51 10.30 10.28 10.43 10.19 10.74 10.20 10.27 10.04 9.96

0.21 0.21 0.60 0.30 0.54 0.20 0.74 0.48

2.06 2.04 5.67 2.88 5.21 2.01 7.09 4.71

1

9.99

10.08 10.09

2

9.90 9.82 9.91 9.85

3

4

5

(spilled)

10.06 10.01

0.30 0.05 0.42

2.91 0.53

6

Pooled SD

RSD r

4.0

Table XI: Infant Formula C (F)

Fluoride Rep 1 (µg/100g)

Fluoride Rep 2 (µg/100g)

AVG Fluoride (µg/100g)

Electrode #

Day

SD

RSD r (%)

1 2 1 2 1 2 1 2 1 2 1 2

4.96 4.68 4.58 4.50 5.31 5.21 5.37 5.08 5.39 5.06 5.10 4.71

4.26 4.10 4.81 4.72 4.64 4.59 4.43 4.46 4.34 4.76 4.41 4.35

4.61 4.39 4.69 4.61 4.98 4.90 4.90 4.77 4.87 4.91 4.76 4.53

0.49 0.41 0.16 0.15 0.47 0.44 0.66 0.44 0.74 0.21 0.49 0.25 0.45

10.74

1

9.38 3.35 3.34 9.46 8.97

2

3

13.47

4

9.14

15.26

5

4.33

10.29

6

5.59

Pooled SD

Red text = Below LOD

RSD r

9.4

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