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Table 5 The content of As species in the in vitro gastrointestinal digestion juice

From: Bioaccessibility and risk assessment of heavy metals, and analysis of arsenic speciation in Cordyceps sinensis

Sample ID Inorganic arsenic (mg·kg)a Total As(III) (%) Total As(V) (%)
Gastric extract Intestinal extract
W1 0.22 ± 0.01 0.03 ± 0.00 1.55 ± 0.08 1.19 ± 0.04
W2 0.21 ± 0.01 0.01 ± 0.01 1.28 ± 0.04 0.97 ± 0.05
W3 0.19 ± 0.00 0.02 ± 0.00 1.29 ± 0.03 0.71 ± 0.01
\( \overline{w} \) 0.20 ± 0.02 0.02 ± 0.01 1.37 ± 0.15 0.96 ± 0.24
C1 0.30 ± 0.00 0.02 ± 0.00 1.53 ± 0.01 0.69 ± 0.01
C2 0.15 ± 0.05 0.01 ± 0.00 0.78 ± 0.25 0.43 ± 0.10
C3 0.19 ± 0.00 0.02 ± 0.00 1.15 ± 0.09 0.51 ± 0.06
\( \overline{c} \) 0.21 ± 0.08 0.02 ± 0.00 1.15 ± 0.38 0.54 ± 0.13
S1 0.09 ± 0.00 0.03 ± 0.02 3.04 ± 1.68 5.81 ± 0.04
S2 0.10 ± 0.00 0.02 ± 0.00 2.44 ± 0.19 6.02 ± 0.16
S3 0.09 ± 0.00 0.01 ± 0.01 1.07 ± 0.25 4.62 ± 1.03
\( \overline{s} \) 0.09 ± 0.01 0.02 ± 0.01 2.18 ± 1.00 5.48 ± 0.76
  1. Results are expressed as mean ± SD, (n = 3)
  2. a The concentration calculated based on the original samples