Table 2: Trace metal analysis for the oxo-biodegradable bags tested.

Element concentration (mg kg-1)Type IType IIType IIIReference PEEC/94/62 [44]

Barium (Ba)5421100.361.12
Calcium (Ca)6,61658,59861,00466,594
Cadmium (Cd)0.060.140.140.42100
Chromium (Cr)0.488760.832.91100
Copper (Cu)1940.2515.712.0
Iron (Fe)17.38217.2141
Mercury (Hg)0.280.270.280.31
Magnesium (Mg)4392512211,117
Manganese (Mn)29.213.64.397.33
Nickel (Ni)0.481.330.471.64
Lead (Pb)0.643,5840.630.70100
Sulphur (S)3221504875
Antimony (Sb)1.000.980.991.09
Tin (Sn)5.635.485.536.13
Titanium (Ti)37.24.4314718.9
Vanadium (V)0.0400.0390.0400.044
Zinc (Zn)32462212221

Note to reader: boldface indicates the highest concentration in the studied sample population. The italicized reference concentration is shown when it exceeds the tested population permissible limit.