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Table 8 Recovery rates of the developed method (n = 6)

From: HPLC–ICP-MS speciation analysis and risk assessment of arsenic in Cordyceps sinensis

Specifications Original (ng)a Spiked amount (ng) Determined amount (ng) Recovery rate (%) RSD (%)
AsB NDb 103.75 97.95 ± 2.38 94.41 ± 0.02 2.43
DMA ND 99.50 106.00 ± 0.70 106.53 ± 0.007 0.66
AsIII 15.96 ± 0.01 100.20 110.29 ± 3.30 94.14 ± 0.03 3.49
MMA ND 100.12 97.73 ± 2.26 97.61 ± 0.02 2.31
As IIIc ND 100.02 108.88 ± 1.73 108.86 ± 0.01 1.59
As Vd 3.39 ± 0.35 100.97 102.43 ± 1.22 98.09 ± 0.01 1.18
  1. aData are represented as the mean ± SD
  2. bND = not detected
  3. cAsIII represents AsIII and unknown risk arsenic compounds
  4. dAsV represents AsV and unknown risk arsenic compounds