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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.

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:
2010
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: reliable method (laser light scattering)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2010
Report date:
2010

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: company guideline
Principles of method if other than guideline:
Laser diffraction particle size measurement
GLP compliance:
not specified
Type of distribution:
volumetric distribution

Test material

Constituent 1
Chemical structure
Reference substance name:
4-chloro-2-nitroaniline
EC Number:
201-925-4
Cas Number:
89-63-4
Molecular formula:
C6H5ClN2O2
IUPAC Name:
4-chloro-2-nitroaniline

Results and discussion

Particle sizeopen allclose all
Percentile:
D50
Mean:
382 µm
Remarks on result:
other: Migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.
Percentile:
D10
Mean:
104 µm
St. dev.:
4
Percentile:
D50
Mean:
382 µm
St. dev.:
50
Percentile:
D90
Mean:
907 µm
St. dev.:
152

Any other information on results incl. tables

- concentration: 0.0043%Vol - specific surface area: 0.0359 m2/g

Applicant's summary and conclusion

Conclusions:
The determined median diameter (D50) amounts to 382 µm.
Executive summary:

Particle Size Distribution was measured by Laser Diffraction using a Malvern Mastersizer 2000, unit: Scirocco 2000 apparatus.