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3/17/2015

10

“DIRECT” METHOD PERFORMANCE DATA

(3 DAYS ACCURACY/PRECISION DATA) 

Day‐1

QC ‐ MDL QC ‐ Low QC ‐ Med QC ‐ High 

1

135.1

84

77.7

77.8

2

134.7

115.2

85.5

79.5

3

132.2

71.6

72

77

4

147.4

80.9

82.6

81.6

5

157.8

88.9

72.8

71.6

Avg. %accuracy

141.4

88.1

78.1

77.5

SD

10 9

16 4

5 9

3 7

Sample

In powder (ug/g)

In RTF liquid (ug/g)

.

.

.

.

%RSD

7.7

18.6

7.6

4.8

Day‐2

QC ‐ MDL QC ‐ Low QC ‐ Med QC ‐ High 

1

81.2

88.3

77.7

101

2

57.6

93

99.6

95.1

3

65.6

80.6

99.6

108.2

4

103.3

129.4

97.1

95.4

5

76.6

99.5

105

106.2

Avg. %accuracy

76.9

98.2

95.8

101.2

SD

17.4

18.8

10.5

6.0

%RSD

22.7

19.1

11.0

5.9

Day‐3

QC ‐ MDL QC ‐ Low QC ‐ Med QC ‐ High 

1

129.6

Outlier

102.8

75.1

QC ‐ MDL

0.03

0.002

QC ‐ Low 0.15

0.011

 QC ‐ Med

0.35

0.025

 QC ‐ High 

0.70

0.050

MDL Calculation

t-value, 99% CI, (N-1) = 13 degrees of freedom

2.624

Proprietaryand confidential — do not distribute

© 2015 Abbott Laboratories

March17,2015

MFA‐AOAC, 2015 

19

2

163.6

118.7

82

101.1

3

142.6

107.5

92.5

88

4

145.7

75.7

109.6

110.8

5

137.4

96.9

89.1

94.6

Avg. %accuracy

143.8

99.7

95.2

93.9

SD

12.6

18.3

11.0

13.5

%RSD

8.8

18.4

11.6

14.3

3Day average

120.7

95.0

89.7

90.9

SD

34.6

17.2

12.2

13.1

%RSD

28.7

18.2

13.6

14.4

SD

0.012

LOD

0.03 ug/g

METHOD PERFORMANCE DATA – LAB#2

Run QCs (precision/accuracy)

Standard Curve (accuracy)

STD Conc (ppb) %Accuracy (Set‐1) %Accuracy (Set‐2)

5

118.77

100.76

#

QC ‐ MDL QC ‐ Low QC ‐ Med

1

139

122

104

Calibration Curve

10

101.97

105.97

25

96.96

100.24

50

95.46

96.57

100

95.70

95.43

200

100.36

97.18

2

131

82

113

3

132

140

93

Avg. %accuracy

134.0 114.7 103.3

SD

4.4

29.7

10.0

%RSD

3.3

25.9

9.7

Proprietaryand confidential — do not distribute

© 2015 Abbott Laboratories

March17,2015

MFA‐AOAC, 2015|

20