Registration Dossier

Administrative data

Endpoint:
monitoring data
Type of information:
migrated information: read-across from supporting substance (structural analogue or surrogate)
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Publication which meets generally accepted scientific standards

Data source

Reference
Reference Type:
publication
Title:
Unnamed
Year:
2003

Materials and methods

Principles of method if other than guideline:
Diverse environmental levels were measured
GLP compliance:
no
Type of measurement:
background concentration
Media:
surface water

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
Total elemental Ti concentration measured, no information on speciation
- Molecular formula (as other than submission substance): Ti
- Molecular weight (as other than submission substance): 47.900 g/mol
- Smiles notation (as other than submission substance): [Ti]
- InChl (as other than submission substance): InChI=1/Ti
- Structural formula attached as image file (as other than submission substance):Ti

Results and discussion

Concentration
Country:
other: World
Location:
Multiple, worldwidely distributed major rivers
Substance or metabolite:
other: sum of titanium species
Conc.:
0.489 µg/L

Applicant's summary and conclusion

Conclusions:
A worldwide background concentration of titanium in surface waters was found about 489 ng/L
Executive summary:

Gaillardet et al (2003) calculate 489 ng/L as a world average element conentration.