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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:
09-10-2018 – 09-10-2018
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
comparable to guideline study
Justification for type of information:
Experimental test result performed using standard test guidelines
Qualifier:
according to
Guideline:
other: granulometric analysis with rotap sieve shaker.
Principles of method if other than guideline:
The particle size distribution of test item 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
Specific details on test material used for the study:
- IUPAC Name: 2-[[6-[[4-Chloro-6-[[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]amino]-1,3,5-triazin-2-yl]amino]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]-1,5-naphthalenedisulfonic acid tetrasodium salt
- Mol. formula: C31H20ClN7Na4O16S5
- Molecular Weight: 1034.275 g/mole
- InChI: 1S/C31H24ClN7O16S5.4Na/c32-29-35-30(33-17-4-7-19(8-5-17)56(41,42)13-12-55-60(52,53)54)37-31(36-29)34-18-6-9-20-16(14-18)15-25(58(46,47)48)26(27(20)40)39-38-23-11-10-21-22
(28(23)59(49,50)51)2-1-3-24(21)57(43,44)45;;;;/h1-11,14-15,40H,12-13H2,(H,43,44,45)(H,46,47,48)(H,49,50,51)(H,52,53,54)(H2,33,34,35,36,37);;;;/q;4*+1/p-4/b39-38+;;;;
- Smiles:c1cc2c(ccc(c2S(=O)(=O)[O-])N=Nc3c(cc4cc(ccc4c3O)Nc5nc(nc(n5)Cl)Nc6ccc(cc6)S(=O)(=O)CCOS(=O)(=O)[O-])S(=O)(=O)[O-])c(c1)S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]
- Appearance : Solid
Key result
Percentile:
D50
Remarks on result:
other: Mass median diameter
No.:
#1
Size:
150 µm
Distribution:
18.722 %
Remarks on result:
other: No other detail available
No.:
#2
Size:
106 µm
Distribution:
56.064 %
Remarks on result:
other: No other detail available
No.:
#3
Size:
75 µm
Distribution:
22.555 %
Remarks on result:
other: No other detail available
No.:
#4
Size:
53 µm
Distribution:
2.658 %
Remarks on result:
other: No other detail available

OBSERVATION TABLE:

Amount of sample weighed (g) =10.071 gm

Method run time (minutes) =10 min

Weight of empty container (g) =0.301 gm

Sieve sizes(in microns)

Weight of container + test substance (g)

Sample quantity retained after sieving (g)

Percentage (%) of sample*

150 microns

45.772

1.817

18.7223

106 microns

52.326

5.441

56.0638

75 microns

43.227

2.189

22.5553

53 microns

41.298

0.258

2.6584

25 microns

-

-

-

10 microns

-

-

-

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

The particle size distribution of test item was determined by granulometric analysis with rotap sieve shaker. The particle size

distribution of test chemical was determine to be in the range of 150 micron to 53 micron.

Description of key information

The particle size distribution of test item was determined by granulometric analysis with rotap sieve shaker. The particle size

distribution of test chemical was determine to be in the range of 150 micron to 53 micron.

Additional information

The particle size distribution of test item was determined by granulometric analysis with rotap sieve shaker. The particle size

distribution of test chemical was determine to be in the range of 150 micron to 53 micron.