Registration Dossier

Diss Factsheets

Administrative data

Endpoint:
distribution modelling
Type of information:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Acceptable calculation method

Data source

Reference
Reference Type:
other: calculation
Title:
Unnamed
Year:
2004

Materials and methods

Model:
calculation according to Mackay, Level I
Calculation programme:
Mackay LEVEL i v2.11
Release year:
2 002
Media:
air - biota - sediment(s) - soil - water

Test material

Constituent 1
Chemical structure
Reference substance name:
2-mercaptoethanol
EC Number:
200-464-6
EC Name:
2-mercaptoethanol
Cas Number:
60-24-2
Molecular formula:
C2H6OS
IUPAC Name:
2-sulfanylethan-1-ol

Study design

Test substance input data:
- Molar mass: 78.13
- Data temperature: 25°C
- Water solubility: 1.0E+06 mg/l
- Vapour pressure: 115 Pa
- log Pow: -0.20
- Melting point: -45.6
Environmental properties:
Volume Density org. C fish lipid
[m3] [kg/m3] [g/g] [g/g]
air 6.00E+09 1.185 - -
water 7.00E+06 1000 - -
soil 45000 1500 0.02 -
sediment 21000 1300 0.05 -
susp. sed. 35 1500 0.167 -
fish 7 1000 - 0.05
aerosol 0.12 1500 - -

Results and discussion

Percent distribution in media

Air (%):
0.31
Water (%):
99.7
Soil (%):
0
Sediment (%):
0
Susp. sediment (%):
0
Biota (%):
0
Aerosol (%):
0

Applicant's summary and conclusion