Samplea
|
Cd2+ (mg/l)b
|
Pb2+ (mg/l)b
|
---|
A (textile industry)
|
0.66 ± 0.01
|
0.13 ± 0.01
|
B (tanning industry)
|
0.69 ± 0.01
|
0.39 ± 0.03
|
C (tanning industry)
|
0.82 ± 0.02
|
0.52 ± 0.02
|
D (packaging materials industry)
|
0.98 ± 0.01
|
0.92 ± 0.01
|
E (insecticide industry)
|
1.02 ± 0.03
|
1.18 ± 0.01
|
F (textile industry)
|
1.08 ± 0.01
|
1.32 ± 0.02
|
G (tanning industry)
|
1.26 ± 0.02
|
2.09 ± 0.01
|
H (textile)
|
1.30 ± 0.04
|
2.87 ± 0.02
|
I (tanning industry)
|
1.42 ± 0.02
|
3.26 ± 0.03
|
J (tannery)
|
2.06 ± 0.05
|
4.57 ± 0.03
|
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aThe names of these manufacturing companies are reserved by the authors
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bMean + standard deviation