Table 1.
Parameters used in the risk assessment estimation by Eq. 1
| Parameter | Description | Unit | Value | Reference |
|---|---|---|---|---|
| Conccloth | T-shirt BT median concentration | g/g | 4.0 × 10−4 | Luongo et al., 2016a, b |
| d cloth | T-shirt mean areal density | mg/cm2 | 16.3 | Rovira 2015 |
| A skin | Mean exposed skin area (adult) | cm2 | 7030.5 | US EPA 2011 |
| F contact | Fraction of skin contact area | Unitless | 1 | Tight t-shirt |
| F mig | Fraction of substance migrating to skin1) | % | 0.1 | BfR 2012 |
| F pen | Fraction of penetration inside body1) | % | 50 | U.S. EPA O, 2014, b |
| T contact | Contact duration between skin-textile | day | 0.67 | BfR 2012 |
| n | Mean number of events per day | day−1 | 1 | Assumed |
| BW | Body weight2) | kg | 65 | US EPA 2011 |
| First wear (hours) | hours | 16 | Assumed | |
| Exposed skin area, adult male (T-shirt) | cm2 | 7120 | US EPA 2011 | |
| Exposed skin area, adult female (Blouse) | cm2 | 6941 | US EPA 2011 | |
| Exposed skin area, child < 1 year (Pajamas)3) | cm2 | 2754 | US EPA 2011 | |
| Exposed skin area, child < 1 year (Bodysuit)3) | cm2 | 1285 | US EPA 2011 |
1)Default values for hydrophobic textile auxiliary
2) Average weight of adult male and female (70 and 60 kg, respectively)
3)Average exposed area of pajamas and bodysuit