448 / 670
Table 23. Bound Source Recovery Analysis
Acetylcholine
Phosphatidylcholine
Acetylcarnitine
Day
Rep.
Recovery (%)
Day
Rep.
Recovery (%)
Day
Rep.
Recovery (%)
1
1
104.9
1
1
85.7
1
1
104.9
1
2
107.4
1
2
105.7
1
2
104.6
2
1
102.3
2
1
94.9
2
1
103.1
2
2
106.6
2
2
82.9
2
2
107.1
3
1
106.2
3
1
106.5
3
1
102.0
3
2
100.1
3
2
104.7
3
2
102.7
Mean
104.6
Mean
96.7
Mean
104.1
Table 24. NIST SRM 1849a, Free Choline n = 12
Calculated Amount
Mean
SD
(mg/100g)
(mg/100g)
(mg/100g)
%RSD
r
79.9
81.5
1.97
2.4
83.7
80.9
82.4
83.0
0.71
0.9
82.9
83.8
82.3
80.4
1.85
2.3
80.4
78.6
81.7
80.0
2.01
2.5
77.8
80.6
Mean (mg/100g)
Information Mass Fraction Value (mg/100g)
%RSD
r
81.3
79.8
2.1
Chol-08/Carn-07 (February 2016)
FOR ERP USE ONLY
DO NOT DISTRIBUTE