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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:
14-07-2017 – 14-07-2017
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:
data is from experimental reports
Qualifier:
according to guideline
Guideline:
other: as mentioned below
Principles of method if other than guideline:
The particle size distribution of test item Sodium naphthalene-1-sulphonate(CAS No. 130-14-3) was determined by granulometric analysis with rotap sieve shaker.
GLP compliance:
not specified
Type of method:
sieving
Type of particle tested:
primary particle
Type of distribution:
counted distribution
Specific details on test material used for the study:
- Name of test material: sodium naphthalene-1-sulfonate
- Molecular formula: C10H7NaO3S
- Molecular weight: 230.218 g/mol
- Smiles notation: c12c(S(=O)(=O)[O-])cccc1cccc2.[Na+]
- InChl: 1S/C10H8O3S.Na/c11-14(12,13)10-7-3-5-8-4-1-2-6-9(8)10;/h1-7H,(H,11,12,13);/q;+1/p-1
- Substance type: Organic
- Physical state: Solid

Key result
Percentile:
D50
Remarks on result:
other: mass median diameter
No.:
#1
Size:
150 µm
Distribution:
37.981 %
Remarks on result:
other: no other details mentioned
No.:
#2
Size:
106 µm
Distribution:
14.228 %
Remarks on result:
other: no other details mentioned
No.:
#3
Size:
75 µm
Distribution:
27.322 %
Remarks on result:
other: no other details mentioned
No.:
#4
Size:
53 µm
Distribution:
16.166 %
Remarks on result:
other: no other details mentioned
No.:
#5
Size:
25 µm
Distribution:
3.592 %
Remarks on result:
other: No other detail available
No.:
#6
Size:
10 µm
Distribution:
0.709 %
Remarks on result:
other: No other detail available

OBSERVATION TABLE

Amount of test item weighed (g)=10.000

Method run time(minute)=10 m

Sieve sizes(in

microns)

Weight of petridishes + test

item(g)

 

Test item quantity

retained after sieving (g)

 

Percentage(%)of

test item*

150  microns

 47.742   3.214  37.9185
 106 microns  45.648  1.204  14.2283
 75 microns  43.917  2.312  27.3221
53 microns  47.978  1.368  16.1663
 25 microns  54.220  0.304  3.5925
 10 microns  43.987  0.06  0.7090
 Bottom Pan -  0  0.0000 
Conclusions:
The particle size distribution of sodium naphthalene-1-sulfonate 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 sodium naphthalene-1-sulfonate 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

The particle size distribution of sodium naphthalene-1-sulfonate 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.

Additional information

The particle size distribution of sodium naphthalene-1-sulfonate 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.