Registration Dossier
Registration Dossier
Use of this information is subject to copyright laws and may require the permission of the owner of the information, as described in the ECHA Legal Notice.
EC number: 201-051-3 | CAS number: 77-71-4
Density
Administrative data
- Endpoint:
- relative density
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- Testing was conducted between 26 October 2009 and 19 November 2009.
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: Study conducted in compliance with agreed protocols, with no or minor deviations from standard test guidelines and/or minor methodological deficiencies, which do not affect the quality of the relevant results.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 009
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.3 (Relative Density)
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Remarks:
- Date of inspection: 19-08-2008 Date of Signature: 04-09-2009
- Type of method:
- pycnometer method
- Remarks:
- The determination was carried out using a gas comparison pycnometer,
Test material
- Reference substance name:
- DMH
- IUPAC Name:
- DMH
- Details on test material:
- Sponsor's identification: DMH
Description: white crystalline solid
Batch number: N5439431
Date received: 24 February 2006
Storage conditions: room temperature in the dark
Constituent 1
Results and discussion
Density
- Type:
- relative density
- Density:
- 1.26 other: The relative density of the test material has been determined to be 1.26 at 20.2 ± 0.5°C.
- Temp.:
- 20 °C
Any other information on results incl. tables
Results
Calibration
The pressure readings (P1and P2) and the calculated volume for the calibration ball are shown in the following table:
Table 6.2
Determination |
P1 |
P2 |
Volume (cm3) |
Certified Volume (cm3) |
Tolerance (cm3) |
A |
17.473 |
8.674 |
57.0 |
56.6 |
± 0.5 |
B |
17.537 |
8.702 |
56.9 |
56.6 |
± 0.5 |
Sample
The pressure readings, calculated volumes and density values obtained for the test material are shown in the following table:
Table 6.3
Determination |
P1 |
P2 |
Volume (cm3) |
Density (kg/m3) |
A |
17.724 |
7.964 |
37.8 |
1.26 x 103 |
B |
17.867 |
8.050 |
38.3 |
1.26 x 103 |
Mean density: 1.26 x 103 kg/m3
Relative density: 1.26
Applicant's summary and conclusion
- Conclusions:
- The relative density of the test material has been determined to be 1.26 at 20.2 ± 0.5°C.
- Executive summary:
Method
The determination was carried out using a gas comparison pycnometer, Method A3 Relative Density of Commission Regulation (EC) No 440/2008 of 30 May 2008.
Procedure
Testing was carried out using a Quantachrome MVP-2 gas comparison pycnometer.Conclusion
The relative density of the test material has been determined to be 1.26 at 20.2 ± 0.5°C.
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.
