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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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: 239-827-9 | CAS number: 15733-89-8
Particle size distribution (Granulometry)
Administrative data
- Endpoint:
- particle size distribution (granulometry)
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 017
- Report date:
- 2017
Materials and methods
Test guideline
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- ISO 13320 (Particle size analysis - Laser diffraction methods)
- GLP compliance:
- no
- Type of method:
- other: PSD
- Type of particle tested:
- primary particle
- Type of distribution:
- other: European Pharmacopoeia Specifications
Test material
- Reference substance name:
- 1,2-dihydro-2-oxoquinoline-4-carboxylic acid
- EC Number:
- 239-827-9
- EC Name:
- 1,2-dihydro-2-oxoquinoline-4-carboxylic acid
- Cas Number:
- 15733-89-8
- Molecular formula:
- C10H7NO3
- IUPAC Name:
- 1,2-dihydro-2-oxoquinoline-4-carboxylic acid
- Test material form:
- solid: particulate/powder
Constituent 1
Results and discussion
- Mass median aerodynamic diameter:
- 98.9 µm
Particle sizeopen allclose all
- Key result
- Percentile:
- D10
- Mean:
- 2.51 µm
- St. dev.:
- 0.18
- Key result
- Percentile:
- D50
- Mean:
- 98.9 µm
- St. dev.:
- 8.94
- Key result
- Percentile:
- D90
- Mean:
- 638 µm
- St. dev.:
- 80.6
Applicant's summary and conclusion
- Conclusions:
- The particle size distribution is evaluated according to PSD method. This study reports a D50 = 98.9 µm.
- Executive summary:
The particle size distribution is evaluated according to PSD method. This study reports a D50 = 98.9 µm.
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.
