AOAC RI ERP EBOOK FOR FERTILIZERS

Author Response to Reviewers 071506_OMAMAN-28-AOAC 2006.03_rev 071816

Table 7. Method precision and comparability to 2006.03, revised. Proposed method (n=3) Collaborative study 2006.03 results Material Avg., mg/kg RSD, % Avg., mg/kg RSDr, %

Recovery, %

Horrat(r)

As

A B C D E

41.49

1.86 1.39 3.05 3.43 0.62 2.10 0.35 3.32 1.77 2.23 2.23 1.45 1.82 4.95 3.73 NA

22.15 263.2 4.87 4945 2432 9.75 22.43

42.93 47.96 63.12

187.32 181.95 141.42 119.67 121.45 106.26

0.58 0.62 0.72 2.24 0.36 0.54 0.10 0.70 0.46 0.86 0.86 0.36 0.50 1.08 1.22 0.80 1.78 0.50 1.28 1.90 0.30 0.48 0.30 NA

478.89

6.89

5917.76 2953.58

6.09

10.56 41.73

F

10.36 22.32

G H

9.36 17.6

99.49

2.92

2.36

123.63

I J

11.95

13.04

13.27

91.63

189.46 168.49

185.45 175.28

4.27 7.84

102.16

K L

96.13

bdl

NA

NA

NA

M

9.31

7.35

53.17 15.74 45.14

126.64 136.62

N O

17.41

12.74

3.77

4.16

90.66

P

60.72

47.83

2.22

126.94

Cd A

2.40 5.29

3.92 7.83 1.79 4.04 6.51 0.76 1.61

2.25 7.56

39.14 19.65

106.78

B C D E

69.97

22.07 44.91 27.86

21.28 36.64 22.58 214.6 26.69 55.29

0.61

103.72 122.56

3.2

4.25 3.06 5.79 1.25

123.4

F

235.39

109.69 107.65 115.00

G H

28.73 63.58

0.9 NA

I J

bdl

NA

NA

NA

NA

16.65 66.05

0.44 2.29

15.52 64.04

2.77 2.95

107.26 103.14

0.12 0.76

K L

bdl

NA

NA

NA

NA

NA

M

4.32

9.64

4.19

3.18

103.17

2.14

N O

bdl bdl

NA NA

NA NA

NA NA

NA NA

NA NA

P

0.52

20.46

0.57

66.74

92.02

1.88

Co

A

119.71

2.69

97.75

4.12

122.47

0.98

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