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EC number: - | CAS number: -
- Life Cycle description
- Uses advised against
- Endpoint summary
- Appearance / physical state / colour
- Melting point / freezing point
- Boiling point
- Density
- Particle size distribution (Granulometry)
- Vapour pressure
- Partition coefficient
- Water solubility
- Solubility in organic solvents / fat solubility
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- Flash point
- Auto flammability
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- pH
- Dissociation constant
- Viscosity
- Additional physico-chemical information
- Additional physico-chemical properties of nanomaterials
- Nanomaterial agglomeration / aggregation
- Nanomaterial crystalline phase
- Nanomaterial crystallite and grain size
- Nanomaterial aspect ratio / shape
- Nanomaterial specific surface area
- Nanomaterial Zeta potential
- Nanomaterial surface chemistry
- Nanomaterial dustiness
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- Nanomaterial pour density
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- Endpoint summary
- Stability
- Biodegradation
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- Environmental data
- Additional information on environmental fate and behaviour
- Ecotoxicological Summary
- Aquatic toxicity
- Endpoint summary
- Short-term toxicity to fish
- Long-term toxicity to fish
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- Long-term toxicity to aquatic invertebrates
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- Additional toxicological data

Particle size distribution (Granulometry)
Administrative data
Link to relevant study record(s)
- Endpoint:
- particle size distribution (granulometry)
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- study well documented, meets generally accepted scientific principles, acceptable for assessment
- Justification for type of information:
- Technical data obtained through valid experimental methods, and held by the manufacturer. Practical handling experience has not resulted in the questioning of the accuracy of this data.
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions - Method A: Particle Size Distribution (effective hydrodynamic radius)
- Principles of method if other than guideline:
- Seive
- GLP compliance:
- no
- Type of method:
- sieving
- Type of particle tested:
- primary particle
- Type of distribution:
- mass based distribution
- Specific details on test material used for the study:
- Lot 48657.
- Key result
- Percentile:
- D95
- Mean:
- 99.68 other: % excluded from filtering through 106 micron mesh
- St. dev.:
- 0
- Remarks on result:
- other: no data
- Remarks:
- no data on standard deviation
- No.:
- #1
- Size:
- >= 1 400 µm
- Distribution:
- 79.53 %
- No.:
- #2
- Size:
- >= 1 000 µm
- Distribution:
- 84.59 %
- No.:
- #3
- Size:
- >= 850 µm
- Distribution:
- 86.76 %
- No.:
- #4
- Size:
- >= 106
- Distribution:
- >= 98.55 - <= 99.68 %
- Remarks on result:
- other: Exclusion % = 99.68
- Conclusions:
- Molecular sizing of the solid particles of the test substance was investigated using the seive method. The fraction of material with particle size greater than 100 microns is 99.68%.
- Endpoint:
- particle size distribution (granulometry)
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- study well documented, meets generally accepted scientific principles, acceptable for assessment
- Justification for type of information:
- Technical data obtained through valid experimental methods, and held by the manufacturer. Practical handling experience has not resulted in the questioning of the accuracy of this data.
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- other: ASTM 11:61
- Principles of method if other than guideline:
- Seive sizing of solid particles with Malvern apparatus
- GLP compliance:
- no
- Type of method:
- sieving
- Type of particle tested:
- primary particle
- Type of distribution:
- mass based distribution
- Specific details on test material used for the study:
- Lot 48657.
- Key result
- Percentile:
- D95
- Mean:
- 697.922 µm
- St. dev.:
- 0
- Remarks on result:
- other: no data
- Remarks:
- no data on standard deviation
- Percentile:
- D50
- Mean:
- 270.582 µm
- St. dev.:
- 0
- Remarks on result:
- other: no data on standard deviation
- Percentile:
- D10
- Mean:
- 76.072 µm
- St. dev.:
- 0
- Remarks on result:
- other: no data on standard deviation
- Conclusions:
- Molecular sizing of the solid particles of the test substance was investigated using a Malvern particle sizer. The fraction of material with particle size greater than 100 microns is 15.11%. The DT50 was 271 microns, the DT10 was 76 microns.
Referenceopen allclose all
99.68% of particles were excluded from filtering through 106 micron mesh.
50% were 270.6 microns. Only 10% were 76.072 microns or smaller.
Detailed Findings:
Concentration: 0.2007 %
Span: 2.298
Uniformity 0.709
Specific surface area: 0.0519 m2/g
Weighted surface mean D[3,2]: 115.548 microns
Vol. Weighted meanD[4,3]: 339.436 microns
Density: 1.000 g/cm2
Description of key information
99% of particles are larger than 100 µm.
Additional information
Particle size of solid showed 99.7% was larger than 100 µm using a manual seive; the average size of those less than 1000 µm (15%) was 271 µm, as examined in a Malvern particle sizer.
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