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EC number: 232-188-7 | CAS number: 7789-75-5
- 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
- Surface tension
- Flash point
- Auto flammability
- Flammability
- Explosiveness
- Oxidising properties
- Oxidation reduction potential
- Stability in organic solvents and identity of relevant degradation products
- Storage stability and reactivity towards container material
- Stability: thermal, sunlight, metals
- 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
- Nanomaterial porosity
- Nanomaterial pour density
- Nanomaterial photocatalytic activity
- Nanomaterial radical formation potential
- Nanomaterial catalytic activity
- Endpoint summary
- Stability
- Biodegradation
- Bioaccumulation
- Transport and distribution
- 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
- Short-term toxicity to aquatic invertebrates
- Long-term toxicity to aquatic invertebrates
- Toxicity to aquatic algae and cyanobacteria
- Toxicity to aquatic plants other than algae
- Toxicity to microorganisms
- Endocrine disrupter testing in aquatic vertebrates – in vivo
- Toxicity to other aquatic organisms
- Sediment toxicity
- Terrestrial toxicity
- Biological effects monitoring
- Biotransformation and kinetics
- Additional ecotoxological information
- Toxicological Summary
- Toxicokinetics, metabolism and distribution
- Acute Toxicity
- Irritation / corrosion
- Sensitisation
- Repeated dose toxicity
- Genetic toxicity
- Carcinogenicity
- Toxicity to reproduction
- Specific investigations
- Exposure related observations in humans
- Toxic effects on livestock and pets
- 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:
- guideline study with acceptable restrictions
- Reason / purpose for cross-reference:
- reference to same study
- Qualifier:
- according to guideline
- Guideline:
- other: ISO 13320-1
- GLP compliance:
- no
- Type of method:
- other: not specified
- Type of distribution:
- volumetric distribution
- Percentile:
- D10
- Mean:
- 93.754 µm
- St. dev.:
- 1
- Remarks on result:
- other: no std dev info available
- Percentile:
- D50
- Mean:
- 583.221 µm
- St. dev.:
- 1
- Remarks on result:
- other: no std dev info available
- Percentile:
- D90
- Mean:
- 1 359.628 µm
- St. dev.:
- 1
- Remarks on result:
- other: no std dev info available
- Conclusions:
- The particle size distribution of the four preparations was measured to be D10 = 93.574 µm, D50 = 583.221 µm and D90 = 1359.628 µm.
- Executive summary:
The particle size distribution of four calcium fluoride preparations were measured.
The mean distribution was D10 = 93.574 µm, D50 = 583.221 µm and D90 = 1359.628 µm.
- 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:
- comparable to guideline study
- Remarks:
- Modern study
- Reason / purpose for cross-reference:
- reference to same study
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions)
- GLP compliance:
- no
- Type of method:
- other: not specified
- Type of distribution:
- volumetric distribution
- Percentile:
- D10
- Mean:
- 1.83 µm
- St. dev.:
- 1
- Remarks on result:
- other: std dev info not available
- Percentile:
- D50
- Mean:
- 6.16 µm
- St. dev.:
- 1
- Remarks on result:
- other: no std dev info available
- Percentile:
- D90
- Mean:
- 16.67 µm
- St. dev.:
- 1
- Remarks on result:
- other: no std dev info available
- Conclusions:
- The particle size distribution was measured to be D10 = 1.83 µm, D50 = 6.16 µm and D90 = 16.67 µm.
- Executive summary:
The particle size distribution was measured for a sample of calcium fluoride. The results were as follows: D10 = 1.83 µm, D50 = 6.16 µm and D90 = 16.67 µm.
- 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:
- guideline study
- Remarks:
- Modern study performed to current guidelines.
- Reason / purpose for cross-reference:
- reference to same study
- Qualifier:
- according to guideline
- Guideline:
- other: ISO 565:1990
- GLP compliance:
- no
- Type of method:
- sieving
- Type of distribution:
- volumetric distribution
- Percentile:
- D10
- Mean:
- 4.43 µm
- St. dev.:
- 1
- Remarks on result:
- other: no std dev info available
- Percentile:
- D50
- Mean:
- 15.096 µm
- St. dev.:
- 1
- Remarks on result:
- other: no std dev info available
- Percentile:
- D90
- Mean:
- 45.848 µm
- St. dev.:
- 1
- Remarks on result:
- other: no std dev info available
- Conclusions:
- The median diameter was determined to be 15.096 µm.
- Executive summary:
The particle size distribution was determined for a sample of calcium fluoride. The D10, D50 and D90 were determined to be 4.43, 15.096, 45.848 µm respectively.
Referenceopen allclose all
No further information.
No further information.
Size (µm) |
Volume in % |
Size (µm) |
Volume in % |
0.500 |
- |
45.000 |
12.52 |
1.000 |
0.38 |
63.000 |
6.25 |
2.000 |
1.25 |
75.000 |
1.75 |
5.000 |
10.98 |
105.000 |
1.54 |
10.000 |
21.41 |
150.000 |
0.52 |
20.000 |
27.36 |
250.000 |
0.39 |
30.000 |
15.69 |
>250.000 |
0 |
Description of key information
Data are provided for a number of sources of calcium fluoride. The median diameter (D50) was found to be in the range of 6.16 - 583.22 µm.
The 3 key studies for this endpoint are the data provided by CILAS, BASF and Derivados Del Fluor. The other 3 results (provided by Alufluor, CILAS and Prayon) are used as supporting studies.
Additional information
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.

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