Table 1 Linear ranges, linear equations, correlation coefficients, LOD and LOQ of 5 elements.

From: Analysis of heavy metal characteristics and health risks of edible mushrooms in the mid-western region of China

Elements

Linear ranges (µg/L)

Linear equations

Correlation coefficients(r)

LOD (mg/kg)

LOQ (mg/kg)

Pb

0 ~ 20

y=(3.602E + 005)x-(5.982E + 004)

0.9993

0.001

0.003

Cd

0 ~ 20

y=(5.737E + 004)x-(6.649E + 003)

0.9996

0.002

0.006

Cr

0 ~ 20

y=(2.833E + 004)x-(1.288E + 003)

0.9991

0.002

0.006

As

0 ~ 20

y=(2.853E + 004)x-(3.643E + 003)

0.9997

0.001

0.003

Hg

0 ~ 2

y=(2.700E + 004)x-(3.052E + 003)

0.9996

0.0003

0.001

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