Ammonium carbamate

Particle size distribution (Granulometry)

Administrative data

Endpoint:

particle size distribution (granulometry)

Type of information:

experimental study

Adequacy of study:

key study

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

other: GLP study

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

2009

Report date:

2010

Materials and methods

Test guideline

Qualifier:

according to guideline

Guideline:

other: ISO 13320-1

Principles of method if other than guideline:

Evaluation according to Fraunhofer.

GLP compliance:

yes (incl. QA statement)

Type of method:

Laser scattering/diffraction

Type of distribution:

volumetric distribution

Test material

Test material information

Constituent 1

Reference substance name:

Ammonium carbamate

EC Number:

214-185-2

EC Name:

Ammonium carbamate

Cas Number:

1111-78-0

Molecular formula:

CH3NO2.H3N

IUPAC Name:

ammonium carbamate

Results and discussion

Particle size

Particle size 1

Percentile:

D10

Mean:

475 µm

Remarks on result:

other: no data on St. dev.

Particle size 2

Percentile:

D50

Mean:

944 µm

Remarks on result:

other: no data on St. dev.

Particle size 3

Percentile:

D90

Mean:

1 550 µm

Remarks on result:

other: no data on St. dev.

Particle size distribution at different passages

Particle size distribution at different passages 1

No.:

#1

Size:

< 100 µm

Distribution:

0.4 %

Particle size distribution at different passages 2

No.:

#2

Size:

< 10 µm

Distribution:

0 %

Particle size distribution at different passages 3

No.:

#3

Size:

< 4 µm

Distribution:

0 %