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Physical & Chemical properties

Particle size distribution (Granulometry)

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Reference
Endpoint:
particle size distribution (granulometry)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
07-07-2017 – 07-07-2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
test procedure in accordance with generally accepted scientific standards and described in sufficient detail
Justification for type of information:
Experimental test result performed using standard test guidelines
Qualifier:
according to guideline
Guideline:
other: As mention below
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:
counted distribution
Key result
Percentile:
D50
Remarks on result:
other: Mass median diameter
No.:
#1
Size:
150 µm
Distribution:
54.737 %
Remarks on result:
other: No other detail available
No.:
#2
Size:
106 µm
Distribution:
23.221 %
Remarks on result:
other: No other detail available
No.:
#3
Size:
75 µm
Distribution:
14.579 %
Remarks on result:
other: No other detail available
No.:
#4
Size:
53 µm
Distribution:
7.463 %
Remarks on result:
other: No other detail available

OBSERVATION TABLE

Amount of test item weighed (g)=10.008

Method run time(minute)=10 min

Sieve sizes(in

microns)

Weight of petridishes + test

item(g)

Test item quantity

retained after sieving (g)

 

Percentage(%)of

test item*

 
 150 microns  59.358  5.2  54.7368
 106 microns  50.459  2.206  23.2210
 75 microns  47.519  1.385  14.5789
 53 microns  40.165  0.709  7.4631
Conclusions:
The particle size distribution of test chemical was determined by granulometric analysis with rotap sieve shaker. The particle size distribution was determine to be in the range of 150 micron to 53 micron.
Executive summary:

The particle size distribution of test chemical was determined by granulometric analysis with rotap sieve shaker. The particle size distribution was determine to be in the range of 150 micron to 53 micron.

Description of key information

The particle size distribution of test chemical was determined by granulometric analysis with rotap sieve shaker. The particle size distribution was determine to be in the range of 150 micron to 53 micron.

Additional information

The particle size distribution of test chemical was determined by granulometric analysis with rotap sieve shaker. The particle size distribution was determine to be in the range of 150 micron to 53 micron.