| 
   
  |  | LOD | Linearity range | r2 | Relative response factors (I)
 n = 310,5 pmol
 |  
  |  | mg kg-1 (µg ml-1)
 | Equation | mg kg-1 (μg ml-1)
 |  | I | RSD |  
  | δ | 2,4 (1,8)
 | y=-3506,3+985,7x | 2,5 - 62,5 (1,9 – 48,0)
 | 0.984 | 1 | 0 |  
  | γ | 0,6 (0,5)
 | y=-9570,8+2319,9x | 0,7 - 62,5 (0,54 – 48,0)
 | 0.983 | 2,55 | 4,15 |  
  | α | 0,3 (0,2)
 | y=-34869,7+4976,1x | 0,4 - 62,5 (0,3 – 48,0)
 | 0.980 | 4,45 | 2,48 |  |