Registration Dossier
Registration Dossier
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EC number: 235-113-6 | CAS number: 12069-69-1
Toxicity to soil microorganisms
Administrative data
- Endpoint:
- toxicity to soil microorganisms
- Type of information:
- experimental study
- Adequacy of study:
- other information
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Method not in accordance with OECD guideline 217, but method meets generally accepted standards and is described in sufficient detail. Peer reviewed (WHO 1998).
Data source
Referenceopen allclose all
- Reference Type:
- publication
- Title:
- Influence of trace metals on carbon dioxide evolution from Yolo soil
- Author:
- Chang FH, Broadbent FE
- Year:
- 1 981
- Bibliographic source:
- Soil Science 132(6): 416-421
- Reference Type:
- secondary source
- Title:
- Environmental Health Criteria (EHC) 200, Copper
- Author:
- WHO
- Year:
- 1 998
Materials and methods
- Principles of method if other than guideline:
- 3 months, carbon dioxide production was measured in silt loam amended with alfalfa meal, sewage sludge and several heavy metal solutions.
- GLP compliance:
- no
Test material
- Reference substance name:
- Copper sulphate
- EC Number:
- 231-847-6
- EC Name:
- Copper sulphate
- Cas Number:
- 7758-98-7
- IUPAC Name:
- copper(2+) sulfate
- Details on test material:
- - Analytical purity: Analytical grade
Constituent 1
Sampling and analysis
- Analytical monitoring:
- yes
Test substrate
- Vehicle:
- no
Test organisms
- Test organisms (inoculum):
- soil
Study design
- Total exposure duration:
- 12 wk
Test conditions
- Test temperature:
- 25°C
- Moisture:
- 60% of water holding capacity
- Nominal and measured concentrations:
- 0, 50, 100, 200, 300, 400 µg/g soil d.w. (nominal)
Results and discussion
Effect concentrationsopen allclose all
- Duration:
- 12 wk
- Dose descriptor:
- EC10
- Effect conc.:
- 4.2 mg/kg soil dw
- Nominal / measured:
- meas. (not specified)
- Conc. based on:
- element
- Remarks:
- Cu
- Basis for effect:
- respiration rate
- Remarks on result:
- other: DTPA-soluble metal
- Duration:
- 12 wk
- Dose descriptor:
- EC10
- Effect conc.:
- 7.3 mg/kg soil dw
- Nominal / measured:
- meas. (not specified)
- Conc. based on:
- test mat.
- Remarks:
- CH2Cu2O5
- Basis for effect:
- respiration rate
- Remarks on result:
- other: DTPA-soluble metal
Applicant's summary and conclusion
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
