Method Performance

• Linearity
  • 8 ppb to 3200 ppb

  • Response factor 0.98, s.d. 0.05% and RSD 4.6%

• Recovery
  • 94.8% ± 5.6%
• Precision
  Bread Crumbs (4) 63 ppb 0.9 1.5% RSD
  Cereal (4) 217 ppb 2.6 1.2% RSD
  Coffee (4) 127 ppb 4.9 3.9% RSD
  Potato Chips (4) 613 ppb 16.7 2.7% RSD