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Environmental fate & pathways

Adsorption / desorption

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Administrative data

Endpoint:
adsorption / desorption
Remarks:
desorption
Type of information:
migrated information: read-across from supporting substance (structural analogue or surrogate)
Adequacy of study:
supporting study
Reliability:
3 (not reliable)
Rationale for reliability incl. deficiencies:
other: Meets generally accepted scientific standards, well documented and acceptable for assessment.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1978
Report date:
1987

Materials and methods

Principles of method if other than guideline:
Method: other
Media:
soil

Test material

Constituent 1
Chemical structure
Reference substance name:
m-tolylidene diisocyanate
EC Number:
247-722-4
EC Name:
m-tolylidene diisocyanate
Cas Number:
26471-62-5
Molecular formula:
C9 H6 N2 O2
IUPAC Name:
m-tolylidene diisocyanate
Details on test material:
- Name of test material (as cited in study report): 80/20 TDI.

Study design

Batch equilibrium or other method

Details on test conditions:
2.5 g test substance applied to surface of 600 ml light sandy soil (.25-.75% organic carbon; pH ca 5.6) and extracted with 390 ml water (with and without detergent) over 2 days. Leachate analyzed for aromatic amine both before and after acidic hydrolysis.

Results and discussion

Any other information on results incl. tables

No aromatic amine detected in leachate, corresponding to <0.003% of test substance applied.

Applicant's summary and conclusion

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