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. 2022 Sep 26;56(20):14507–14516. doi: 10.1021/acs.est.2c05108

Table 3. Calculated and Fitted Parameters for the ABLD Modela.

  DEHP38% DEHP33% DOTP35% DOTP24% DINP39% DINP23%
ABL δ (*10–5 m) 3.84 3.84 3.84 3.84 3.70 3.70
Daq (*10–10 m2 s–1) 4.45 4.45 4.45 4.45 4.29 4.29
log KPVC/Wb 8.60 8.62 8.90 9.15 9.22 9.33
log KPVC/Wc 8.52 8.54 8.82 9.06 9.15 9.21
fval (*10–9) 1.91 3.28 0.92 0.0602 0.0616 0.206
a

Given are the aqueous boundary layer thickness δ, the aqueous diffusion coefficient Daq, the partitioning coefficient between PVC and water log KPVC/W for each PVC microplastic and fval values indicating the goodness of the fit.

b

KPVC/W in L L–1 (95% confidence limits of KPVC/W after fitting are provided in the Supporting Information).

c

KPVC/W converted to kg L–1 using the density of the PVC microplastics.