Registration Dossier
Registration Dossier
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EC number: 284-511-6 | CAS number: 84929-27-1 Extractives and their physically modified derivatives such as tinctures, concretes, absolutes, essential oils, oleoresins, terpenes, terpene-free fractions, distillates, residues, etc., obtained from Vitis vinifera, Vitaceae.
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 guidelineopen allclose all
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions - Method A: Particle Size Distribution (effective hydrodynamic radius)
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- EPA OPPTS 830.7520 (Particle Size, Fiber Length, and Diameter Distribution)
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- ISO 13320 (Particle size analysis - Laser diffraction methods)
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- Laser scattering/diffraction
- Type of distribution:
- volumetric distribution
Test material
- Reference substance name:
- Grape, red, ext.
- EC Number:
- 284-511-6
- EC Name:
- Grape, red, ext.
- Cas Number:
- 84929-27-1
- IUPAC Name:
- 5-[(1E)-2-(4-hydroxyphenyl)ethenyl]benzene-1,3-diol; 5-[(2R,3R)-6-hydroxy-2-(4-hydroxyphenyl)-4-[(1E)-2-(4-hydroxyphenyl)ethenyl]-2,3-dihydro-1-benzofuran-3-yl]benzene-1,3-diol
- Test material form:
- solid
Constituent 1
Results and discussion
- Mass median aerodynamic diameter:
- >= 10 - <= 90 µm
- Geometric standard deviation:
- >= 0.18 - <= 1.09
Particle size
- Key result
- Percentile:
- D50
- Mean:
- ca. 27.4 µm
- St. dev.:
- 0.91
Particle size distribution at different passagesopen allclose all
- No.:
- #1
- Size:
- >= 7.1 - <= 90 µm
- Distribution:
- ca. 0.73 other: Standard deviation
- No.:
- #2
- Size:
- >= 7.5 - <= 86.9 µm
- Distribution:
- ca. 1.09 other: Standard deviation
- No.:
- #3
- Size:
- >= 7.3 - <= 88.5 µm
- Distribution:
- ca. 0.18 other: Standard deviation
Applicant's summary and conclusion
- Conclusions:
- Palmitoyl grapevine shoot extract has a volume median diameter (VMD) of D50=27.4 µm
- Executive summary:
Palmitoyl grapevine shoot extract has a volume median diameter (VMD) of D50=27.4 µm, which was determined by laser diffraction measurement.
Refer to attached study report.
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