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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Environmental fate & pathways

Adsorption / desorption

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Administrative data

Endpoint:
adsorption / desorption: screening
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
Justification for type of information:
The calculation was performed with EPI Suite KOCWIN v2.99 which is an accepted calculation method.

Data source

Reference
Reference Type:
other: accepted calculation method
Title:
Calculation was conducted with EPI Suite, KOCWIN v2.00, Kow method.
Author:
EPI Suite, KOCWIN v2.00, Kow method.
Year:
2018

Materials and methods

Test material

Constituent 1
Chemical structure
Reference substance name:
Trisodium hydrogen ethylenediaminetetraacetate
EC Number:
205-758-8
EC Name:
Trisodium hydrogen ethylenediaminetetraacetate
Cas Number:
150-38-9
Molecular formula:
C10H16N2O8.3Na
IUPAC Name:
trisodium hydrogen 2,2',2'',2'''-(ethane-1,2-diyldinitrilo)tetraacetate

Results and discussion

Adsorption coefficientopen allclose all
Type:
Koc
Remarks:
MCI method
Value:
312.7 L/kg
Key result
Type:
log Koc
Remarks:
MCI method
Value:
2.495 dimensionless
Type:
Koc
Remarks:
Kow method
Value:
0 L/kg
Key result
Type:
log Koc
Remarks:
Kow method
Value:
-7.249 dimensionless

Applicant's summary and conclusion

Conclusions:
The Kow was calculated to be <= 312.7 L/kg and the log Kow <= 2.495, respectively.