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Diss Factsheets

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:
27 Mar - 11 May, 1995
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Study compiled in accordance with GLP. Study material is well characterised.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1995

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions)
GLP compliance:
yes
Type of method:
sieving

Test material

Constituent 1
Chemical structure
Reference substance name:
A mixture of: bis(1S,2S,4S)-(1-benzyl-4-tert-butoxycarboxamido-2-hydroxy-5-phenyl)pentylammonium succinate; isopropyl alcohol
EC Number:
414-810-0
EC Name:
A mixture of: bis(1S,2S,4S)-(1-benzyl-4-tert-butoxycarboxamido-2-hydroxy-5-phenyl)pentylammonium succinate; isopropyl alcohol
Cas Number:
144163-85-9
Molecular formula:
Empirical formula: C25H35N2O5
IUPAC Name:
butanedioic acid; propan-2-ol; bis(tert-butyl N-[(4R)-5-amino-4-hydroxy-1,6-diphenylhexan-2-yl]carbamate)

Results and discussion

Particle size
Percentile:
D50
Mean:
> 2.032 - < 201.5 µm
Remarks on result:
other: 54.93% of the sample was within this range.(migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.)
Remarks:
No source field for Standard deviation.)
Particle size distribution at different passagesopen allclose all
No.:
#1
Size:
<= 2.032 µm
Distribution:
43.26 %
No.:
#2
Size:
<= 10.11 mm
Distribution:
82.86 %
No.:
#3
Size:
>= 201.5 µm
Distribution:
1.81 %
No.:
#4
Size:
> 2.032 - < 201.5 mm
Distribution:
54.93 %
No.:
#5
Size:
> 10 µm
Distribution:
82 %
Remarks on result:
other: Estimated

Applicant's summary and conclusion

Conclusions:
54.93% of the test material has a particle size of between 2.032µm and 201.5µm.