Heavy Metal Content and Health Risk Assessment of Some Selected Medicinal Plants from Obuasi, a Mining Town in Ghana
Table 4
EDI for adults (mg/kg (BW)/day).
Code
Arsenic (As)
Cadmium (Cd)
Chromium (Cr)
Mercury (Hg)
Manganese (Mn)
Nickel (Ni)
Lead (Pb)
DS
0.0002
0.0002
0.0010
0.0000
0.0145
0.0018
0.0025
AI
0.0001
0.0003
0.0013
0.0000
0.0220
0.0017
0.0015
EA
0.0002
0.0002
0.0014
0.0000
0.0121
0.0016
0.0006
AC
0.0001
0.0003
0.0015
0.0000
0.1212
0.0019
0.0113
QA1
0.0005
0.0003
0.0018
0.0000
0.0611
0.0011
0.0011
MI
0.0001
0.0003
0.0013
0.0000
0.0168
0.0010
0.0014
CN
0.0002
0.0002
0.0013
0.0000
0.0318
0.0020
0.0009
QA2
0.0002
0.0003
0.0011
0.0000
0.0154
0.0008
0.0030
KS
0.0002
0.0003
0.0009
0.0000
0.0121
0.0020
0.0056
SJP
0.0002
0.0003
0.0020
0.0000
0.0187
0.0010
0.0018
OV
0.0001
0.0001
0.0014
0.0000
0.0318
0.0010
0.0003
PP
0.0002
0.0006
0.0012
0.0000
0.0991
0.0013
0.0042
TT
0.0002
0.0002
0.0010
0.0000
0.0129
0.0017
0.0010
PG
0.0002
0.0003
0.0012
0.0000
0.0318
0.0007
0.0014
GL
0.0001
0.0003
0.0011
0.0000
0.0581
0.0010
0.0011
MO2
0.0002
0.0002
0.0015
0.0000
0.0179
0.0013
0.0011
AB2
0.0001
0.0002
0.0012
0.0000
0.0088
0.0014
0.0086
CL
0.0002
0.0002
0.0010
0.0000
0.0157
0.0011
0.0007
MC
0.0001
0.0003
0.0011
0.0000
0.0158
0.0019
0.0025
NL
0.0004
0.0003
0.0028
0.0000
0.0171
0.0018
0.0018
TDI (mg/kg/day)
0.0021
0.000833
0.3
0.000571
0.06
0.0028
0.00357
TDI: tolerable maximum daily intake from Codex Alimentarius WHO/FAO (General Standard for Contaminants and Toxins in Food and Feed, CXS 193-1995) amended in 2019 and COT (Committee on Toxicity of Chemicals in Food, Consumer Products, and the Environment, TOX/2015/32), 2015.
