|
Low level Spike (50%)
|
|
Amount of standard added (ng)
|
2.200
|
2.460
|
2.260
|
|
Amount of standard recovered (ng)
|
2.313 ± 0.012
|
2.316 ± 0.002
|
2.203 ± 0.004
|
|
% Recovery
|
105.150
|
94.174
|
97.516
|
|
Intermediate level Spike (100%)
|
|
Amount of standard added (ng)
|
4.440
|
4.920
|
4.520
|
|
Amount of standard recovered (ng)
|
4.159 ± 0.007
|
5.326 ± 0.013
|
3.928 ± 0.010
|
|
% Recovery
|
93.671
|
108.250
|
86.920
|
|
High level Spike (150%)
|
|
Amount of standard added (ng)
|
6.640
|
7.380
|
6.78
|
|
Amount of standard recovered (ng)
|
6.573 ± 0.005
|
7.330 ± 0.006
|
6.474 ± 0.004
|
|
% Recovery
|
98.992
|
99.322
|
95.500
|
|
Avg. Recovery
|
99.271%
|
100.582%
|
93.312%
|
|
RSD %
|
0.057
|
0.070
|
0.060
|
