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Table 2 Phthalate esters concentrations (mg/Kg) and phthalate pollution index (PPI) in the open dump and control samples

From: An assessment of the levels of phthalate esters and metals in the Muledane open dump, Thohoyandou, Limpopo Province, South Africa

Phthalate esters

Sampling points

DMP

DEP

DBP

DEHP

PPI

1

0.46 (0.09)

0.21 (0.17)

0.35 (0.19)

0.05 (0.02)

0.20 (0.09)

2

0.27 (0.19)

0.16 (0.17)

0.22 (0.30)

0.02 (0.03)

0.12 (0.13)

3

0.29 (0.20)

0.16 (0.16)

0.23 (0.20)

0.02 (0.02)

0.12 (0.11)

4

0.37 (0.40)

0.28 (0.20)

0.39 (0.21)

0.04 (0.04)

0.20 (0.14)

5

0.14 (0.11)

0.22 (0.21)

0.30 (0.27)

0.03 (0.03)

0.13 (0.12)

Mean ± SD

0.31 ± 0.12 (0.20 ± 0.12)

0.21 ± 0.05 (0.18 ± 0.02)

0.30 ± 0.07 (0.23 ± 0.05)

0.03 ± 0.01 (0.02 ± 0.01)

 
  1. Notes: DMP = dimethyl phthalate; DEP = diethyl phthalate; DBP = dibutyl phthalate; DEHP = di (ethyl hexyl) phthalate; ND = not detected; Values in parentheses are for the control samples.