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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2011

Materials and methods

Test guideline
Qualifier:
no guideline available
Principles of method if other than guideline:
The diameter of the particle is calcualted using the formula = 6/ surface area x Density of the substance
GLP compliance:
no
Type of distribution:
other: estimation

Test material

Constituent 1
Chemical structure
Reference substance name:
2-nitro-p-anisidine
EC Number:
202-547-2
EC Name:
2-nitro-p-anisidine
Cas Number:
96-96-8
Molecular formula:
C7H8N2O3
IUPAC Name:
4-methoxy-2-nitroaniline

Results and discussion

Particle size
Percentile:
D50
Remarks on result:
other: Migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.
Particle size distribution at different passages
No.:
#1
Size:
0.078 µm
Remarks on result:
other: estimated values

Applicant's summary and conclusion

Executive summary:

The particle size of 2 - nitro p - Anisidine was estimated to be 0.078 µm.