Registration Dossier
Registration Dossier
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EC number: 603-923-2 | CAS number: 135590-91-9
Density
Administrative data
Link to relevant study record(s)
- Endpoint:
- relative density
- Type of information:
- experimental study
- Adequacy of study:
- supporting study
- Study period:
- 21.11.2006
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 109 (Density of Liquids and Solids)
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.3 (Relative Density)
- Qualifier:
- according to guideline
- Guideline:
- EPA OPPTS 830.7300 (Density / Relative Density / Bulk Density)
- GLP compliance:
- yes (incl. QA statement)
- Remarks:
- Hess. Ministerium für Umwelt, Energie, Landwirtschaft und Verbraucherschutz
- Type of method:
- air comparison pycnometer (for solids)
- Type:
- relative density
- Density:
- 1.4 other: dimensionless
- Temp.:
- 20 °C
- Endpoint:
- relative density
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 15.04.2015
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 109 (Density of Liquids and Solids)
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.3 (Relative Density)
- Qualifier:
- according to guideline
- Guideline:
- EPA OPPTS 830.7300 (Density / Relative Density / Bulk Density)
- GLP compliance:
- yes (incl. QA statement)
- Remarks:
- Hess. Ministerium für Umwelt, Energie, Landwirtschaft und Verbraucherschutz, Mainzer Straße 80, D65189, Wiesbaden
- Type of method:
- air comparison pycnometer (for solids)
- Type:
- relative density
- Density:
- 1.3 other: dimensionless
- Temp.:
- 20 °C
Referenceopen allclose all
Two test series (each 10 measurements) with different weights were carried out in helium gas at 20 °C:
Experiment 1: weight: 1.4747 g
Experiment 2: weight: 1.4736 g
relative density (compared to water at 4 °C): D420 = 1.40
Details:
Two test series with different weights were carried out in helium gas at 20°C.
Experiment 1: mean density: 1.3947 g/cm³
Experiment 2: mean density: 1.3973 g/cm³
Mean density (experiments 1 and 2): 1.40 g/cm³
Standard deviation: 0.0018 g/cm³
Relative standard deviation: 0.13%
|
Experiment 1 |
Experiment 2 |
Experiment 3 |
|||
Weight |
1.85521 g |
1.85257 g |
1.85453 g |
|||
|
Volume, cm3 |
Density g / cm3 |
Volume, cm3 |
Density g / cm3 |
Volume, cm3 |
Density g / cm3 |
1. measurement |
1.4468 |
1.2823 |
1.3920 |
1.3309 |
1.4213 |
1.3049 |
2. measurement |
1.4479 |
1.2813 |
1.3970 |
1.3261 |
1.4240 |
1.3023 |
3. measurement |
1.4481 |
1.2811 |
1.3943 |
1.3287 |
1.4260 |
1.3005 |
4. measurement |
1.4485 |
1.2808 |
1.3947 |
1.3283 |
1.4292 |
1.2976 |
5. measurement |
1.4514 |
1.2783 |
1.3978 |
1.3254 |
1.4341 |
1.2932 |
6. measurement |
1.4503 |
1.2792 |
1.3976 |
1.3255 |
1.4159 |
1.3098 |
7. measurement |
1.4517 |
1.2780 |
1.3961 |
1.3269 |
1.4339 |
1.2933 |
8. measurement |
1.4531 |
1.2767 |
1.3984 |
1.3248 |
1.4370 |
1.2906 |
9. measurement |
1.4528 |
1.2770 |
1.3989 |
1.3243 |
1.4350 |
1.2924 |
10. measurement |
1.4524 |
1.2774 |
1.3980 |
1.3252 |
1.4350 |
1.2924 |
Mean Density g / cm3 |
1.2792 |
1.3266 |
1.2977 |
|||
Mean (experiments 1 to 3): 1.30 g/cm3
Standard deviation: 0.024 g/cm3
Relative standard deviation: 1.8 %
Relative density of Mefenpyr-diethyl (AE F107892), technical substance, (compared to water at 4 °C) was:
D420= ρP20/ ρW4= 1.30 g/cm3: 1.000 g/cm3= 1.30
Description of key information
1.4 at 20 °C (OECD 109, pycnometer method)
1.3 at 20 °C (OECD 109, pycnometer method)
Key value for chemical safety assessment
- Relative density at 20C:
- 1.4
Additional information
Density is approx. 1.4 g/mL at 293 K (= 20 °C)
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