AOAC Final Action Methods in 2017

558 P ACQUETTE & T HOMPSON : J OURNAL OF AOAC I NTERNATIONAL V OL . 101, N O . 2, 2018

Table 6. ( continued )

RSD r (AES versus MS)

RSD R (AES versus MS)

mg/100 g a

SMPR: <10%

MS versus AES SMPR: <5%

ICP-MS mean

ICP-AES mean

ICP-MS RSD r

ICP-MS RSD R

ICP-AES RSD r

ICP-AES RSD R

Sample

Difference, %

Difference

Difference

Placebo, Infant RTF

24.7 49.3 95.0 87.5 983 516 26.1 c

25.2 49.1 94.6 85.8 991 501 25.4

– 2.1

1.8 0.8 1.6 2.0 1.5 2.7 4.5 1.2 1.9

1.5 1.3 3.0 2.7 1.3 1.8 3.6 2.0 2.3

– 0.3

4.7 2.1 3.9 5.5 18 b 5.9 5.9 5.8 5.3 3.5 7.2 15 b 5.5 12 b 7.6 2.7 6.4 5.2 7.6 5.4 2.8 5.5 4.3 5.4 3.4 26 b 5.4 38 b 5.5 27 b 2.6 40 b 7.1 7.9

5.5 6.5 4.1 6.3 5.7 4.2 10 b 7.1 6.6

0.8 4.4 0.2 0.8

Toddler Powder

0.5 0.4 2.0 2.9 2.7 4.7 0.7

0.5 1.4 0.8

Whole-Milk Liquid

Whole-Milk Powder

Whey Powder

– 0.8

– 0.2 – 0.9 – 0.9

– 13

Whey Protein Concentrate

– 1.7

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Butter

4.1 1.3 1.3

Cheese

867

827

0.8 0.4

Mean (above SMPR limit)

Iron

Adult Low-Fat Powder

0.650

0.615

5.5

2.5

2.4 7.8

– 0.1

9.4

6.0 5.7

6.1 b 10 b 4.3 10 b

12.8 b 31.1 b

1.7

Adult High-Fat RTF

2.34

2.43

– 4.0

16.2 b

Placebo, High-Fat Adult High-Protein Placebo, High-Protein

0.384

0.454

– 16.6

6

16

6.1 b 8.2 b 3.3 4.1 3.6 4.7 2.8 1.4 2.9 2.6 3.4 3.8 2.0 2.4 16 b 21 b 37 b

2.03

2.05

– 0.8

1.9

8.3

2.7 3.1 7.1 5.3 8.0 0.7 4.2 4.6 3.9 9.5 2.5 1.0 4.5

15.4 b 14.7 b

0.430

0.489 0.044

– 12.8

– 1.9

Placebo, Child Milk

0.0465

5

2.9 1.1 1.2 1.3 3.2 3.1 1.0 0.9 1.2 0.8 1.4 0.8 3.7 1.4

0

Child Milk Powder

1.21

1.17

3.6

3.0 2.4 3.4

8.0

14.3 b

Child Elemental Powder Infant Elemental Powder

0.720

0.724 1.132 0.028 1.008

– 0.5

1.18

4.1

5.8

11.8 b 10.0 b

Placebo, Elemental

0.0282

2

– 0.3 – 1.6

Infant, Partly Hydrolyzed Milk Infant, Partly Hydrolyzed Soy

1.02 1.27

1.1 3.6 1.8 2.3 1.9 1.2

1.23

1.9 1.7 2.3 3.0 0.6

6.6

15.0 b

Infant FOS/GOS Powder

0.553

0.543

Infant Powder Milk Infant Powder Soy Infant RTF Control Placebo, Infant RTF

1.27 1.28 1.37

1.24 1.26 1.35

6.8 6.5 7.9

8.6 b

12.3 b

17.0 b 11.9 b

0.0173

0.018 0.808 0.016 0.033 0.338 0.662

– 4.5

4

– 9.0

6.5

Toddler Powder

0.826

2.2 6.6

1.6

0.0171 c

35 b 49 b 59 b 16 b

Whole-Milk Liquid

12 20 32

– 3 43 32 14

Whole-Milk Powder

0.0274

– 18.5 – 11.9

5.1 b 1.4 19 b

Whey Powder

0.300 0.656

Whey Protein Concentrate

– 1.0 – 7.3

3.1

1.7

0.0279 c

b

b

Butter

0.03

10 b

20 b

Cheese

0.183

0.174

5.0

4.6 3.3

5

13

Mean (above SMPR limit)

– 1.4

7.3

9.3

16.3

8.3

Copper

10.0 b

5.1 2.9

Adult Low-Fat Powder

0.0696

0.071 0.239

– 1.7 – 2.5 – 4.2 – 1.4 – 7.2

1.6 2.4

2.6 1.8

1.0

4.9 4.6

Adult High-Fat RTF

0.233

– 0.5

7.5

5.4 b 1.6 2.2 3.9 0.8 1.2 1.7 11 b

20.0 b

11.8 b

39.3 b

Placebo, High-Fat Adult High-Protein Placebo, High-Protein Placebo, Child Milk Child Milk Powder Child Elemental Powder Infant Elemental Powder

0.0087 0.0091

15

27

0.181

0.184

3.4

1.8 4.2 6.5 3.5 6.3 2.1 0.6 4.7 1.8 15

4.1 4.4 7.1 5.2 5.7 6.8 7.0 5.1 5.9

8.7

4.7

6.4 b

49.8 b 27.4 b

0.0101 0.0108 0.0066 0.0065

45 20

10.4 b

2.2

0.108

0.111 0.046 0.082 0.056 0.063 0.047 0.0039

– 3.0 – 3.8

4.2

9.0

3.8 4.4 1.3 1.2 4.0 3.3 – 38

7.5 b

10.1 b

0.0443 0.0821 0.0014 c

0.6

3.8

8.2

25.9 b

133 b

95.2 b

Placebo, Elemental

Infant, Partly Hydrolyzed Milk 0.0564 Infant, Partly Hydrolyzed Soy 0.0609

1.1

1.1 1.1 2.3

1.7

8.1 9.1 9.2

5.8 b

– 3.1 – 0.3

Infant FOS/GOS Powder

0.0471

4.1