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Physical & Chemical properties

Particle size distribution (Granulometry)

Administrative data

Endpoint:
particle size distribution (granulometry)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
5-July-2017 to 13-July-2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2017
Report date:
2017

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
ISO 13320 (Particle size analysis - Laser diffraction methods)
Version / remarks:
ISO13320:2009
Deviations:
no
Qualifier:
according to guideline
Guideline:
other: CIPAC MT 187
Deviations:
no
GLP compliance:
yes
Type of method:
Laser scattering/diffraction
Type of particle tested:
primary particle
Type of distribution:
volumetric distribution

Test material

Constituent 1
Reference substance name:
Rosin, reaction products with acrylic acid
EC Number:
280-192-2
EC Name:
Rosin, reaction products with acrylic acid
Cas Number:
83137-13-7
Molecular formula:
N.A. - UVCB substance
IUPAC Name:
Rosin, reaction products with acrylic acid
Specific details on test material used for the study:
SOURCE OF TEST MATERIAL
- Source and lot/batch No.of test material: 646729
- Physical state: yellow to brownish solid
- Expiration date of the lot/batch: 19 November 2018
STABILITY AND STORAGE CONDITIONS OF TEST MATERIAL
- Storage condition of test material: at room temperature

Results and discussion

Geometric standard deviation:
0.171
Particle sizeopen allclose all
Key result
Percentile:
D50
Mean:
< 365.388 µm
St. dev.:
6.122
Percentile:
D10
Mean:
< 96.274 µm
St. dev.:
0.953
Percentile:
D90
Mean:
< 795.073 µm
St. dev.:
8.246

Any other information on results incl. tables

Volume weighted mean: 410.967 µm

Mode: 456.172

Applicant's summary and conclusion

Conclusions:
The median particle size distribution D50 for MTDID 28640 is 365.388 μm (ISO 13320).
Executive summary:

The particle size distribution for MTDID 28640 was determined using laser diffraction according to ISO13320:2009 and CIPAC MT 187. The median particle size distribution D50 for MTDID 28640 is 365.388 μm. The study was conducted according to national standard methods and was GLP compliant; therefore the study is considered reliable without restrictions, and the data is suitable for Risk Assessment, Classification and Labelling.