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Table 2 The content of heavy metals in standard reference material for carrot

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

Analyte Carrot (reference material)
Reference value (mg kg−1) Measured value (mg kg−1)
Cu 4.1 ± 0.3 3.89
Pb 0.43 ± 0.07 0.39
As 0.11 ± 0.02 0.11
Cd 0.034 ± 0.004 0.036
Hg 0.0032 ± 0.0008 0.0026