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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
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:
other: as mentioned 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
Specific details on test material used for the study:
Name of the test chemical: 4-[[5-(anilino)carbonyl-2-methoxyphenyl]azo]-3-hydroxy-N-(3-nitrophenyl)naphthalene-2-carboxamide
IUPAC name: 3-hydroxy-4-{[2-methoxy-5-(phenylcarbamoyl)phenyl]diazenyl}-N-(3-nitrophenyl)-2-naphthamide
Common Name: C. I Pigment Red 31
Molecular formula: C31 H23 N5 O6
Molecular weight: 561.56 g/mol
SMILES notation: C(=O)(c1c(O)c(N=Nc2c(OC)ccc(C(=O)Nc3ccccc3)c2)c2c(cccc2)c1)Nc1cc(N(=O)=O)ccc1
InChI: 1S/C31H23N5O6/c1-42-27-15-14-20(30(38)32-21-9-3-2-4-10-21)17-26(27)34-35-28-24-13-6-5-8-19(24)16-25(29(28)37)31(39) 33-22-11-7-12-23(18-22)36(40)41/h2-18,37H,1H3,(H,32,38)(H,33,39)/b35-34+
Substance type: Organic
Physical state: Solid Powder
Key result
Percentile:
D50
Remarks on result:
other: mass median diameter
No.:
#1
Size:
147 µm
Distribution:
12.11 %
Remarks on result:
other: no other details mentioned
No.:
#2
Size:
105 µm
Distribution:
46.46 %
Remarks on result:
other: no other details mentioned
No.:
#3
Size:
73 µm
Distribution:
20.32 %
Remarks on result:
other: no other details mentioned
No.:
#4
Size:
52 µm
Distribution:
16.44 %
Remarks on result:
other: no other details mentioned
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 147 micron to 52 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 147 micron to 52 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 determined to be in the range of 147 micron to 52 micron.

Additional information

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 147 micron to 52 micron.