| Type | 
  Statistical parameter | 
  Concentration (μg/mL)  | 
    
   
  LQC 
    (6.64) | 
  MQC (995.40) | 
  HQC 
    (1659.00) | 
    
   
  | Intra Day-Set-1 (N=6) | 
  Mean | 
  5.96 | 
  1036.20 | 
  1717.39 | 
    
   
  | SD | 
  0.22 | 
  12.76 | 
  88.53 | 
    
   
  | % CV | 
  3.61 | 
  1.23 | 
  5.15 | 
    
   
  | % Accuracy | 
  89.71 | 
  104.10 | 
  103.52 | 
    
   
  | Relative Error (%) | 
  -10.29 | 
  4.10 | 
  3.52 | 
    
   
  | Intra Day-Set-2 (N=6) | 
  Mean | 
  6.32 | 
  997.50 | 
  1458.58 | 
    
   
  | SD | 
  0.35 | 
  54.43 | 
  51.99 | 
    
   
  | % CV | 
  5.60 | 
  5.46 | 
  3.56 | 
    
   
  | % Accuracy | 
  95.21 | 
  100.21 | 
  87.92 | 
    
   
  | Relative Error (%) | 
  -4.79 | 
  0.21 | 
  -12.08 | 
    
   
  | Intra Day-Set-3 (N=6) | 
  Mean | 
  6.04 | 
  1007.73 | 
  1503.41 | 
    
   
  | SD | 
  0.50 | 
  38.43 | 
  45.10 | 
    
   
  | % CV | 
  8.21 | 
  3.81 | 
  3.00 | 
    
   
  | % Accuracy | 
  90.99 | 
  101.24 | 
  90.62 | 
    
   
  | Relative Error (%) | 
  -9.01 | 
  1.24 | 
  -9.38 | 
    
   
  | Inter Day (N=18) | 
  Mean | 
  6.11 | 
  1013.81 | 
  1559.79 | 
    
   
  | SD | 
  0.19 | 
  20.06 | 
  138.31 | 
    
   
  | % CV | 
  3.13 | 
  1.98 | 
  8.87 | 
    
   
  | % Accuracy | 
  91.97 | 
  101.85 | 
  94.02 | 
    
   
  | Relative Error (%) | 
  -8.03 | 
  1.85 | 
  -5.98 | 
    
   |