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EC number: 407-550-4 | CAS number: 69184-17-4
Particle size distribution (Granulometry)
Administrative data
- Endpoint:
- particle size distribution (granulometry)
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 1 July 1993 - 11 April 1994
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: GLP guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 994
- Report date:
- 1994
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: EC Directive 92/32/EEC
- GLP compliance:
- yes
Test material
- Reference substance name:
- Methyl O-(4-amino-3,5-dichloro-6-fluoropyridin-2-yloxy)acetate
- EC Number:
- 407-550-4
- EC Name:
- Methyl O-(4-amino-3,5-dichloro-6-fluoropyridin-2-yloxy)acetate
- Cas Number:
- 69184-17-4
- Molecular formula:
- Hill formula: C8 H7 Cl2 F N2 O3 CAS formula: C8 H7 Cl2 F N2 O3
- IUPAC Name:
- methyl 2-[(4-amino-3,5-dichloro-6-fluoropyridin-2-yl)oxy]acetate
- Details on test material:
- - Name of test material (as cited in study report): Fluroxypyr methyl ester
- Physical state: light grey moist powder
- Analytical purity: 93.6%
- Lot/batch No.: HJ11160402A
- Expiration date of the lot/batch: 18 November 1995
- Storage condition of test material: ambient temperature, in original container
Constituent 1
Results and discussion
Particle size
- Percentile:
- D50
- Remarks on result:
- other: Migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.
Particle size distribution at different passagesopen allclose all
- No.:
- #1
- Size:
- > 400 µm
- Distribution:
- 64.1 %
- No.:
- #2
- Size:
- >= 125 - <= 400 µm
- Distribution:
- 35.3 %
- No.:
- #3
- Size:
- >= 75 - <= 125 µm
- Distribution:
- 0.3 %
- No.:
- #4
- Size:
- >= 30 - <= 75 µm
- Distribution:
- 0.2 %
- No.:
- #5
- Size:
- >= 10 - <= 30 µm
- Distribution:
- 0.1 %
- No.:
- #6
- Size:
- <= 10 µm
- Distribution:
- 0.1 %
Any other information on results incl. tables
The results of the two series:
Particle size (um) |
% in range by weight |
||
Test 1 |
Test 2 |
Mean |
|
> 400 |
56.2 |
71.9 |
64.1 |
400-125 |
43.0 |
27.5 |
35.3 |
125-75 |
0.4 |
0.2 |
0.3 |
75-30 |
0.2 |
0.1 |
0.2 |
30-10 |
0.1 |
0.0 |
0.1 |
<10 |
0.1 |
0.0 |
0.1 |
Recovery |
100.0 |
99.7 |
100.1 |
An insignificant amount of the test material is of particle size less than 10 um, with less than 1% of the test material of
particle size less than 125 um.
Applicant's summary and conclusion
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