Parameters Result
Linearity range 800-2800 (ng/band)
Correlation coefficient 0.999
LOD 149.23 ng
LOQ 182.65 ng
% Recovery    (n = 3) 99.89
% RSD 0.759
Precision (%RSD)  
Intra-Day(n = 3) 0.134 – 0.692
Inter-Day(n = 3) 0.053 – 0.120
Repeatability    (n = 6) 1.165
Ruggedness (%RSD)  
Analyst I (n = 6) 0.302
Analyst II     (n = 6) 0.131
Table 4: summary of validation method.