Registration Dossier

Diss Factsheets

Physical & Chemical properties

Particle size distribution (Granulometry)

Currently viewing:

Administrative data

Link to relevant study record(s)

Reference
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:
guideline study
Justification for type of information:
Experimental test result performed using standard test guidelines
Qualifier:
according to guideline
Guideline:
other: granulometric analysis with rotap sieve shaker.
Principles of method if other than guideline:
The particle size distribution of test chemical was determined by granulometric analysis with rotap sieve shaker
GLP compliance:
no
Type of method:
sieving
Type of particle tested:
primary particle
Type of distribution:
mass based distribution
Key result
Percentile:
D50
Mean:
> 10 - < 150 µm
Remarks on result:
other: Mass median diameter
No.:
#1
Size:
150 µm
Distribution:
3.063 %
No.:
#2
Size:
106 µm
Distribution:
14.085 %
No.:
#3
Size:
75 µm
Distribution:
28.732 %
No.:
#4
Size:
53 µm
Distribution:
29.302 %
No.:
#5
Size:
25 µm
Distribution:
24.517 %
No.:
#6
Size:
10 µm
Distribution:
0.3 %

OBSERVATION TABLE

Amount of test item weighed (g)=

Method run time(minute)=

 Sieve sizes(in

microns)

 Weight of petridishes + test

item(g)

 Test item quantity

retained after sieving (g)

 Percentage(%)of

test item*

 150 microns

 44.764

 0.306

 3.0633

 106 microns

 43.214

 1.407

 14.0854

 75 microns

 43.948

 2.87

 28.7316

 53 microns

50.893 

 2.927

 29.3022

 25 microns

 56.381

 2.449

 24.5169

 10 microns

 46.316

 0.03

 0.3003

*Percentage of test chemical =     test item retained after sievingX100

total test item retained after sieving

Sieve sizes(in

microns)

 

Percentage(%)of

test item*

 

150 microns

3.0633

106 microns

14.0854

75 microns

28.7316

53 microns

29.3022

25 microns

24.5169

10 microns

0.3003

Bottom Pan

0.0000

Conclusions:
The particle size distribution of test chemical was determined by granulometric analysis with rotap sieve shaker. The particle size distribution was determined to be in the range of 150 micron to 10 micron.
Executive summary:

The particle size distribution of test chemical was determined by granulometric analysis with rotap sieve shaker. The particle size distribution was determined to be in the range of 150 micron to 10 micron.

Description of key information

On the basis of the available data from study report, the particle size distribution of test chemical was determined by granulometric analysis with rotap sieve shaker. The particle size distribution was determined to be 150 micronto 10 micron.

Additional information

On the basis of the available data from study report, the particle size distribution of test chemical was determined by granulometric analysis with rotap sieve shaker. The particle size distribution was determined to be 150 micronto 10 micron.

Categories Display