AOAC Methods for Review in Codex STAN 234_11-2018

AOAC Official Methods Listed in CXS 234 for Milk and Milk Products

96

Table 7. Results for determination of potassium ( µ g/g) by AOAC Official Method 985.35 in soy, whey, and enteral formulae

Youden pair

Youden pair

RTF soy sample 2

RTF soy sample 6 a

Soy powder sample 1 b

Soy powder sample 5 b

RTF soy sample 4 a

Whey powder sample 3

Laboratory

Enteral sample 7

1 2 3 4 5 6 7 8

1290 1430 1450 1260 1430 1220 1260 1350

1070 1055 1090 1060 1060 1060 1010 1010

861 838

795 829 848 820 842 803 834 800

6410 6081 6050 6730 6900 5800 6640 6200

6340 6550 6220 6630 6950 5860 6600 6290

4870 5010 4970 4980 5230 5160 5330 5120

c 968 c

864 887 844 876 870

840 a,d , 849 a,e 14 a,d , 23 a,e 2.0 a,d , 2.7 a,e 18 a,d , 32 a,e 2.1 a,d , 3.8 a,e

6390 b 128 b

5080

Mean

1340

1050

s r

2.0 b

, %

RSD r

356 b

s R

85

28

153

5.6 b

, %

6.8

2.7

3.0

RSD R

a Youden closely matched pairs. b Youden closely matched pairs.

c Grubb’s outlier. d 7 laboratories. e Grubb’s outlier included.

10/9/2018