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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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: 204-409-7 | CAS number: 120-57-0
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
- Study period:
- 18 February 2013
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Remarks:
- GLP compliant study in compliance with international recognized guidelines.
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions)
- Version / remarks:
- 1981
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- EPA OPPTS 830.7520 (Particle Size, Fiber Length, and Diameter Distribution)
- Version / remarks:
- 1996
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- other: ISO 13320: Particle size analysis - Laser diffraction methods
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- Laser scattering/diffraction
- Percentile:
- D10
- Mean:
- 63.73 µm
- Remarks on result:
- other: Reported as L10.
- Percentile:
- D50
- Mean:
- 271.53 µm
- Remarks on result:
- other: Reported as L50.
- Percentile:
- D90
- Mean:
- 767.21 µm
- Remarks on result:
- other: Reported as L90.
- Conclusions:
- The test item Heliotropin ORD (Piperonal) has a median particle size L50 = 272 µm, which was determined by laser diffraction measurement.
- Executive summary:
Following OECD 110, the median particle size was determined by laser diffraction measurement. The test item Heliotropin ORD (Piperonal) has a median particle size L50 = 272 µm, which was determined by laser diffraction measurement.
Reference
Two test series of 3 measurements each were performed with the test item.
Description of key information
The test item Heliotropin ORD (Piperonal) has a median particle size L50 = 272 µm, which was determined by laser diffraction measurement.
Additional information
Following OECD 110, the median particle size was determined by laser diffraction measurement. The test item Heliotropin ORD (Piperonal) has a median particle size L50= 272 µm, which was determined by laser diffraction measurement.
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.
