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EC number: 242-809-3 | CAS number: 19090-60-9
Particle size distribution (Granulometry)
Administrative data
- 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:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 019
- Report date:
- 2019
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: CIPAC MT 59 Sieve Analysis CIPAC MT 170 Dry Sieve Analysis of Water Dispersible Granules CIPAC MT 169 Tap Density of Water Dispersible Granules
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- sieving
Test material
- Reference substance name:
- Adipic acid, ammonium salt
- EC Number:
- 242-809-3
- EC Name:
- Adipic acid, ammonium salt
- Cas Number:
- 19090-60-9
- Molecular formula:
- C6H10O4.xH3N
- IUPAC Name:
- ammonium 5-carboxypentanoate
- Test material form:
- solid: crystalline
1
Results and discussion
Particle size
- Key result
- Percentile:
- D99
- Mean:
- >= 250 - < 1 000 µm
- St. dev.:
- 0.99
Particle size distribution at different passagesopen allclose all
- No.:
- #1
- Size:
- ca. 250 µm
- Distribution:
- ca. 34.7 %
- No.:
- #2
- Size:
- ca. 500 µm
- Distribution:
- ca. 48.93 %
- No.:
- #3
- Size:
- ca. 1 000 µm
- Distribution:
- ca. 9.59 %
- No.:
- #4
- Size:
- ca. 100 µm
- Distribution:
- ca. 6.18 %
Applicant's summary and conclusion
- Conclusions:
- Machine sieving test was carried out using the following test sieves 4, 2, 1 mm, 500, 250,
100, 63 and 45 µm.
The particle size distribution of Ammonium Adipate was found to be: between 250 µm and
1000 µm. - Executive summary:
Machine sieving test was carried out using the following test sieves 4, 2, 1 mm, 500, 250, 100, 63 and 45 µm.
The particle size distribution of Ammonium Adipate was found to be: between 250 µm and 1000 µm.
The tap density of Ammonium Adipate was found to be 0.72 g/mL.
Details are summarized in Table 1.
Table 1. Tap density determination
Sample mass (W): 79.40 g Sample volume after dropping (V): 110 mL Tap density (D): 0.72 g/mL The particle size distribution of Ammonium Adipate was found to be in the range of 250 to
1000 µm. Details are summarized in Table 2.
Table 2. Sieve test
Number of sieves (n): 8 Sample mass (m calculated): 115.5 g Samples mass (weighed): 114.54 g Sieve Residue mass gx
(g)Residue rx
(m/m) %Sum of residues Rx
(m/m) %Size (µm) Serial No. < 45 receiver pan 0.00 0.00 99.80 45 20111588 0.00 0.00 99.80 63 20111627 0.15 0.13 99.80 100 31121141 7.08 6.18 99.67 250 20111667 39.75 34.70 93.49 500 16111554 56.05 48.93 58.78 1000 20111725 10.98 9.59 9.85 2000 24111027 0.29 0.25 0.26 4000 14111099 0.01 0.01 0.01
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