Registration Dossier
Registration Dossier
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EC number: 204-465-2 | CAS number: 121-33-5
Toxicity to soil macroorganisms except arthropods
Administrative data
- Endpoint:
- toxicity to soil macroorganisms except arthropods: long-term
- Type of information:
- experimental study
- Adequacy of study:
- weight of evidence
- Reliability:
- 3 (not reliable)
- Rationale for reliability incl. deficiencies:
- other: Study seems to be well conducted, but initial concentration and exposure variation during a 6 week test not measured.
Data source
Reference
- Reference Type:
- publication
- Title:
- No information
- Author:
- HARTENSTEIN R
- Year:
- 1 982
- Bibliographic source:
- Soil Biol Biochem, 14(6), 595-599
Materials and methods
- Principles of method if other than guideline:
- no data
- GLP compliance:
- not specified
Test material
- Reference substance name:
- Vanillin
- EC Number:
- 204-465-2
- EC Name:
- Vanillin
- Cas Number:
- 121-33-5
- Molecular formula:
- C8H8O3
- IUPAC Name:
- 1-butoxypropan-2-ol
- Details on test material:
- no data
Constituent 1
Sampling and analysis
- Analytical monitoring:
- not specified
Test organisms
- Test organisms (species):
- Eisenia fetida
- Animal group:
- annelids
- Details on test organisms:
- no data
Study design
- Study type:
- laboratory study
- Substrate type:
- other: activated sludge
- Total exposure duration:
- 42 d
Test conditions
- Test temperature:
- 24°C
- Details on test conditions:
- Substrate : activated sludge (ca. 13 % solids) placed over a ca. 4 mm depth of silt loam in a Petri dish.
The amount of substance tested was mixed with the activated sludge.
There were 2 hatchlings per concentration and 5 replicates per concentration. - Reference substance (positive control):
- not specified
Results and discussion
Effect concentrationsopen allclose all
- Duration:
- 42 d
- Dose descriptor:
- NOEC
- Effect conc.:
- ca. 10 000 mg/kg soil dw
- Basis for effect:
- mortality
- Duration:
- 42 d
- Dose descriptor:
- LOEC
- Effect conc.:
- ca. 40 000 mg/kg soil dw
- Basis for effect:
- mortality
- Details on results:
- The mortality at LOEC was 80 %.
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.
