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Environmental fate & pathways

Adsorption / desorption

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Reference
Endpoint:
adsorption / desorption
Remarks:
adsorption/desorption
Type of information:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
supporting study
Study period:
192
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: primary source unknown
Qualifier:
no guideline followed
Principles of method if other than guideline:
see: Bockting GJM, Van de Plassche EJ, Stuijs J, Canton JH. 1992. Soil-water partition
coefficients for some trace metals. Bilthoven, the Netherlands: National Institute for
Public Health and Environmental Protection. Report no. 679101003. 51 pp.
GLP compliance:
not specified
Type of method:
other: calculation
Media:
other: soil-water, suspended matter in water
Radiolabelling:
no
Test temperature:
unknown
Analytical monitoring:
not specified
Validity criteria fulfilled:
not applicable
Conclusions:
log K_p (soil water) = 3.28
log K_p (suspended matter water) = 5.57

Description of key information

In the RIVM report (Vlaardingen et al. 2005), log K values for solids-water partitioning in soil and suspended matter of 3.28 and 5.57, respectively, are listed and are applied in the chemical safety assessment.

Key value for chemical safety assessment

Other adsorption coefficients

Type:
log Kp (solids-water in soil)
Value in L/kg:
3.28

Other adsorption coefficients

Type:
log Kp (solids-water in suspended matter)
Value in L/kg:
5.57

Additional information