Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
toxicity to soil microorganisms
Type of information:
migrated information: read-across from supporting substance (structural analogue or surrogate)
Adequacy of study:
other information
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Peer reviewed data.

Data source

Referenceopen allclose all

Reference Type:
study report
Title:
Unnamed
Year:
1977
Reference Type:
secondary source
Title:
Cobalt and inorganic cobalt compounds
Author:
WHO
Year:
2006
Bibliographic source:
CICAD 69

Materials and methods

Principles of method if other than guideline:
Respiration of native soil microflora in soil/litter microcosms was determined
GLP compliance:
no

Test material

Constituent 1
Reference substance name:
Cobalt dichloride
EC Number:
231-589-4
EC Name:
Cobalt dichloride
Cas Number:
7646-79-9
IUPAC Name:
cobalt(2+) dichloride
Details on test material:
- Analytical purity: no data

Sampling and analysis

Analytical monitoring:
no

Test substrate

Vehicle:
no

Test organisms

Test organisms (inoculum):
soil

Study design

Total exposure duration:
20 d

Results and discussion

Any other information on results incl. tables

At 1362 mg/l solution of cobalt mixed into the soil and litter in the microcosm resulted in a reduction in respiration of 23%.

Applicant's summary and conclusion