Intra-day Precision:

C_14:0

C_16:0

C_18:0

C_22:6

C_14:0

C_16:0

C_18:0

C_22:6

C_14:0

C_16:0

C_18:0

C_22:6

Approx. Spiked Conc (%)

1.7

18

0.6

10

2.0

22.0

0.8

12

3.3

34

1.4

22

Day 1 $\text{<mover accent="true"> x <mo> ¯ </mo> </mover>}$ (n = 6)

93.6

92.9

90.1

114.5

96.4

91.6

92.4

110.8

96.6

90.7

91.5

110.8

SD

4.8

6.5

6.2

2.9

4.2

5.2

4.8

5.8

3.4

3.9

2.3

3.6

% CV

5.1

7.0

6.9

2.6

4.4

5.7

5.2

5.2

3.5

4.3

2.5

3.2

Day 2 $\text{<mover accent="true"> x <mo> ¯ </mo> </mover>}$ (n = 3)

90.2

88.7

97.9

110.5

85.0

81.7

89.4

105.7

91.6

87.7

87.0

106.2

SD

6.3

5.3

2.1

8.7

2.7

1.3

4.1

2.1

0.7

1.4

3.6

3.0

% CV

7.0

6.0

2.1

7.8

3.2

1.6

4.6

2.0

0.7

1.6

4.1

2.8

Day 3 $\text{<mover accent="true"> x <mo> ¯ </mo> </mover>}$ (n = 3)

87.7

86.0

86.6

113.3

87.9

83.6

80.5

102.0

95.8

92.1

91.5

111.5

SD

1.6

4.4

7.3

2.0

1.0

2.1

0.4

3.8

2.7

3.3

4.5

4.6

% CV

1.8

5.1

8.4

1.8

1.1

2.5

0.5

3.7

2.8

3.6

4.9

4.1

Inter-day Precision:

C_14:0

C_16:0

C_18:0

C_22:6

C_14:0

C_16:0

C_18:0

C_22:6

C_14:0

C_16:0

C_18:0

C_22:6

Average

91.3

90.1

91.2

113.2

91.4

87.1

88.7

107.4

95.2

90.3

90.4

109.8

SD

5.0

6.1

6.8

4.6

6.2

6.0

6.3

5.8

3.4

3.5

3.5

4.0

% CV

5.5

6.7

7.5

4.1

6.7

6.9

7.1

5.4

3.5

3.8

3.9

3.7