Trizinc bis(orthophosphate)

Additional information on environmental fate and behaviour

Administrative data

Endpoint:

additional information on environmental fate and behaviour

Type of information:

experimental study

Adequacy of study:

key study

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

other: results reported were all obtained under conditions relevant for setting the partition coefficient for zinc in marine waters;

Data source

Reference

Reference Type:

publication

Title:

Trace metal partitioning in estuaries: importance of salinity and particle concentration

Author:

Turner A

Year:

1996

Bibliographic source:

marine Chemistry 54,27-39

Materials and methods

Test guideline

Qualifier:

no guideline followed

Principles of method if other than guideline:

reported data based on measurements of zinc in suspended matter and water fraction at different locations and calculations of the Kd.

GLP compliance:

not specified

Type of study / information:

partition coeficients are reported for different locations in Europe

Test material

Test material information

Constituent 1

Reference substance name:

Zinc

EC Number:

231-175-3

EC Name:

Zinc

Cas Number:

7440-66-6

Molecular formula:

Zn

IUPAC Name:

zinc

Constituent 2

Reference substance name:

Reference substance 003

Details on test material:

results expressed as "zinc". The elemental concentrations, originating from various chemical forms, are measured.

Results and discussion

Any other information on results incl. tables

 

Marine Water body	Kd (l/kg)
Clyde	6104
Dee	8898
Tweed	9899
geomean	8131

 

Applicant's summary and conclusion

Conclusions:

Reported resuls are useful for deriving partition coefficient for Marine waters.

Executive summary:

Paper reported experimental data on 3 UK marine waters. The geomean Kd of reported values is 8131 l/kg.