Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.
Use of this information is subject to copyright laws and may require the permission of the owner of the information, as described in the ECHA Legal Notice.
EC number: 201-204-4 | CAS number: 79-41-4
Toxicity to soil macroorganisms except arthropods
Administrative data
- Endpoint:
- toxicity to soil macroorganisms except arthropods
- Type of information:
- experimental study
- Adequacy of study:
- other information
- Reliability:
- 3 (not reliable)
- Rationale for reliability incl. deficiencies:
- other: Does not meet criteria of current guidelines
Data source
Reference
- Reference Type:
- publication
- Title:
- Structural effect of some organic compounds on soil organisms and citrus seedlings grown in an old citrus soil.
- Author:
- Moje W, Martin JP, Baines RC
- Year:
- 1 957
- Bibliographic source:
- Agricultural and Food Chemistry Vol. 5: 32-36
Materials and methods
- Principles of method if other than guideline:
- other: see remark
- GLP compliance:
- no
Test material
- Details on test material:
- Methacrylic acid, purity: no data
Constituent 1
Test organisms
- Test organisms (species):
- other: other soil dwelling microorganisms: Bacteria, Actinomycetes
Study design
- Study type:
- laboratory study
- Substrate type:
- other: loam
- Total exposure duration:
- 7 d
Test conditions
- Details on test conditions:
- Old citrus soil (loam) were exposed to 2.5, 25, 250 and 1000 ppm methacrylic acid (one replicate of each concentration, one control) for 7 days at room temperature (20 - 25 °C).
- Nominal and measured concentrations:
- 2.5, 25, 250 and 1000 ppm
Results and discussion
- Details on results:
- At a concentration of 1000 ppm Methacrylic acid, presumably < 85 % of bacteria and actinomycetes as compared to the control were killed.
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.
