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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Administrative data

Endpoint:
distribution modelling
Type of information:
calculation (if not (Q)SAR)
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
accepted calculation method

Data source

Reference
Reference Type:
other: Model data
Title:
Level III Fugacity Model
Author:
U.S. Environmental Protection Agency
Year:
2008
Bibliographic source:
Estimation Programs Interface Suite™ for Microsoft® Windows, v 4.00 (EPI Suite)

Materials and methods

Model:
calculation according to Mackay, Level III
Calculation programme:
EPI Suite v4.0
Release year:
2 008
Media:
other: Water only

Test material

Constituent 1
Chemical structure
Reference substance name:
m-phenylenediamine
EC Number:
203-584-7
EC Name:
m-phenylenediamine
Cas Number:
108-45-2
Molecular formula:
C6H8N2
IUPAC Name:
m-phenylenediamine

Study design

Test substance input data:
Henry's Law Constant: 9.38E-11 atm-m3/mole (user entered)
Vapour Pressure: 2.83E-4 mmHg (user entered)
Log Kow: -0.39 (user entered)
Soil Koc: 5 (user entered)

Results and discussion

Percent distribution in media

Air (%):
0
Water (%):
99.8
Soil (%):
0
Sediment (%):
0.22

Any other information on results incl. tables

 

Mass Amount (%)

Half-life (hr)

Emissions (kg/hr)

Air

3.64E-9

1.93

0

Water

99.8

900

1000

Soil

8.67E-5

1800

0

Sediment

0.215

8100

0

Applicant's summary and conclusion

Conclusions:
Half-life in air, water, soil, sediment were 1.93, 900, 1800, and 8100 hour, respectively.
Executive summary:

Distribution modelling was calculated according to Mackay, Level III. The half-life in air, water, soil, sediment were 1.93, 900, 1800, and 8100 hour, respectively.