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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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: 210-288-1 | CAS number: 611-99-4
Particle size distribution (Granulometry)
Administrative data
Link to relevant study record(s)
- 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:
- test procedure in accordance with generally accepted scientific standards and described in sufficient detail
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- ISO 13320 (Particle size analysis - Laser diffraction methods)
- Deviations:
- not applicable
- Principles of method if other than guideline:
- Particle size measured on Malvern Mastersizer, Serial #: MAL1076460
- GLP compliance:
- no
- Type of method:
- Laser scattering/diffraction
- Type of particle tested:
- primary particle
- Type of distribution:
- volumetric distribution
- Specific details on test material used for the study:
- Identification: 4,4’-dihydroxybenzophenone
Batch #: 20100301
Purity / composition: > 99.5%
Source of supply: Wuhan Eastin Chemical Industry Co., Ltd. China - Key result
- Percentile:
- D10
- Mean:
- 12.4 µm
- St. dev.:
- 0.1
- Key result
- Percentile:
- D50
- Mean:
- 83.8 µm
- St. dev.:
- 0.1
- Key result
- Percentile:
- D90
- Mean:
- 728 µm
- St. dev.:
- 0.1
- Conclusions:
- The particle size distribtuin of this substance using a Malvern Mastersizer laser difraction instrument is as follows.
D10 = 12.4 μm
D50 = 83.8 μm
D90 = 728 μm
Reference
Description of key information
The particle size distribtuin of this substance using a Malvern Mastersizer laser difraction instrument is as follows.
D10 = 12.4 μm
D50 = 83.8 μm
D90 = 728 μm
Additional information
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.
