Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.
The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.
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EC number: 283-640-5 | CAS number: 84696-21-9 Extractives and their physically modified derivatives such as tinctures, concretes, absolutes, essential oils, oleoresins, terpenes, terpene-free fractions, distillates, residues, etc., obtained from Hydrocotyle asiatica, Umbelliferae.
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
- Study period:
- 2015
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions)
- Qualifier:
- according to guideline
- Guideline:
- other: CIPAC MT 187
- GLP compliance:
- no
- Type of method:
- determination of fibre length and diameter distributions
- Type of distribution:
- other: The test item was analyzed by laser diffraction
- Percentile:
- D10
- Mean:
- 13.41 µm
- St. dev.:
- 5.3
- Percentile:
- D50
- Mean:
- 114.01 µm
- St. dev.:
- 1.3
- Percentile:
- D90
- Mean:
- 281.36 µm
- St. dev.:
- 0.34
Reference
| Parameter | Reading 1 | Reading 2 | Reading 3 | Average value | SD (Standard Deviation) | RSD % Relative stand. dev.) |
| D 10 (μm) | 13.02 | 14.23 | 12.98 | 13.41 | 0.71 | 5.30 |
| D 50 (μm) | 113.45 | 115.69 | 112.88 | 114.01 | 1.49 | 1.30 |
| D 90 (μm) | 281.79 | 282.03 | 280.27 | 281.36 | 0.95 | 0.34 |
Description of key information
Additional information
| Parameter | Reading 1 | Reading 2 | Reading 3 | Average value | SD (Standard Deviation) | RSD % Relative stand. dev.) |
| D 10 (μm) | 13.02 | 14.23 | 12.98 | 13.41 | 0.71 | 5.30 |
| D 50 (μm) | 113.45 | 115.69 | 112.88 | 114.01 | 1.49 | 1.30 |
| D 90 (μm) | 281.79 | 282.03 | 280.27 | 281.36 | 0.95 | 0.34 |
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.
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