Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Accepted calculation method.

Data source

Reference
Reference Type:
other: Model data
Title:
Unnamed
Year:
2008

Materials and methods

Model:
calculation according to Mackay, Level III
Calculation programme:
EPI Suite version 4.0
Release year:
2 008
Media:
other: Emissions to water

Test material

Constituent 1

Study design

Test substance input data:
Henry's LC: 3.59E-10 atm-m3/mole
Vapour Press: 7.82E-5 mm Hg
Melting Pt: 142 ºC
Boiling Pt: 274 ºC
log Kow : -0.839
Soil Koc: 12.9

Results and discussion

Percent distribution in media

Air (%):
0
Water (%):
99.7
Soil (%):
0
Sediment (%):
0.25

Any other information on results incl. tables

 

Mass Amount (%)

Half-life (hr)

Emissions (kg/hr)

Air

< 0.00001

2.18

0

Water

99.7

900

1000

Soil

0.000396

1800

0

Sediment

0.252

8100

0

Applicant's summary and conclusion

Conclusions:
According to the results of EPI Suite version 4.0, p-Phenylenediamine remains almost completely in the water compartment, 99.7%; a minor fraction will be present in the sediment 0.25%.