Registration Dossier

Environmental fate & pathways

Endpoint summary

Administrative data

Description of key information

Additional information

The esitmated properties of the Reference Substance using EPIwin, are shown below.

5.4 Transport and Distribution

Adsorption/

Desorption

PCKOCWIN v1.66

10

Henry’s Law Constant, 25°C

HENRY v3.10

2.23E-021 atm-m3/mole

9.12E-20 unitless

Distribution Modeling

LEVEL III Fugacity Model

Emissions of 1000 kg/hr to air, water and soil

Air: 0.000458%, half-life 8.41 hr

Water: 8.72%, half-life 1.44E3 hr (NOTE: this half-life does not take into account the predicted hydrolysis; See HYDROLYSIS)

Soil: 89.6%, half-life 2.88E003 hr

Sediment: 1.72%, half-life 1.3E004

Other Distribution Data

KOAWIN v1.10

AEROWINv1.00

Volatilization from Water

Log Koa (octanol/air): 17.781

Koa (octanol/air): 6.035E+017

Sorption to aerosols at25°C: Kp (particle/gas partition coef.) 5.91E+003 m3/ug (Mackay model); 1.48E+005 m3/ug (Octanol/air model); Fraction sorbed to airborne particulates (phi): 1 (Junge-Pankow, Mackay, and Octanol/air models)

Half life: 6.1x10+8 years (River); 6.6x10+9 years (Lake)