Registration Dossier

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:
20.-29.10.2008
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2008
Report date:
2008

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions)
Deviations:
no
GLP compliance:
no
Type of method:
Laser scattering/diffraction
Type of particle tested:
primary particle
Type of distribution:
volumetric distribution

Test material

Constituent 1
Chemical structure
Reference substance name:
-
EC Number:
451-510-9
EC Name:
-
Cas Number:
128446-33-3
Molecular formula:
C36H42O12(OH)18-y[(C3H6O)nOH]; y=1-10; n=1-4; y x n = 3,7 (average)
IUPAC Name:
Reaction products of .alpha.-cyclodextrin and methyloxirane
Constituent 2
Reference substance name:
.alpha.-Cyclodextrin-2-hydroxypropylether
IUPAC Name:
.alpha.-Cyclodextrin-2-hydroxypropylether
Specific details on test material used for the study:
Batch No: 63B001

Results and discussion

Particle sizeopen allclose all
Key result
Percentile:
D10
Mean:
1.8 µm
Remarks on result:
not measured/tested
Key result
Percentile:
D50
Mean:
7.9 µm
Remarks on result:
not measured/tested
Key result
Percentile:
D90
Mean:
17.2 µm
Remarks on result:
not measured/tested

Any other information on results incl. tables

                                                                                                           

Applicant's summary and conclusion