Table 3 Lognormal distributions for modeling transfer efficiencies (fraction)a.

From: Developing probability distributions for transfer efficiencies for dermal exposure

Chemical

Surface

μ̂

ς̂

GM

GSD

Chlorpyrifos

Carpet

−4.26

0.54

0.01

1.70

 

Vinyl

−3.30

0.85

0.04

2.34

 

Foil

−0.15

0.08

0.86

1.08

Pyrethrins I

Carpet

−3.86

0.68

0.02

1.97

 

Vinyl

−3.66

0.96

0.03

2.61

 

Foil

−0.19

0.10

0.83

1.11

Piperonyl Butoxide

Carpet

−4.00

0.51

0.02

1.67

 

Vinyl

−3.63

0.81

0.03

2.25

  1. aDistributions should be truncated at 1.0.
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