Registration Dossier
Registration Dossier
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EC number: 430-380-7 | CAS number: 445409-27-8
Density
Administrative data
Link to relevant study record(s)
- Endpoint:
- relative density
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2 February 1997 to 19 March 1998
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.3 (Relative Density)
- Deviations:
- no
- GLP compliance:
- yes
- Type of method:
- pycnometer method
- Remarks:
- Quantachrome MVP-2 gas comparison pycnometer.
- Specific details on test material used for the study:
- Name: Molyvan® 855 (Oil-Free)
Description: Dark brown paste
Storage conditions: Room temperature in the dark - Type:
- density
- Density:
- 1 092.3 kg/m³
- Temp.:
- 21.5 °C
- Remarks on result:
- other: Mean Density
- Conclusions:
- The relative denisity of the test item is determined to be 1.09 at 21.5 +/- 0.5 deg. C.
- Executive summary:
In an EU Method A.3 study, conducted according to GLP, the relative density of the test item is 1.09 at 21.5 +/- 0.5 deg. C. (SafePharm Laboratories Limited, 1998).
Reference
Calibration:
The pressure readings (P1 and P2) and the calculated volume for the calibration ball are shown in the following table:
| P1 | P2 | Measured volume (cm3) | Certified volume (cm3) | Tolerance (cm3) |
| 17.116 | 8.482 | 56.642 | 56.6 | 56.1 - 57.1 |
| 17.161 | 8.506 | 56.679 | 56.6 | 56.1 - 57.1 |
Sample:
The pressure readings, calculated volumes and density values obtained for the test material are shown in the following table:
| Determination | P1 | P2 | Volume (cm3) | Density (kg/m3) |
| A | 17.117 | 8.879 | 64.838 | 1092.1 |
| B | 17.132 | 8.826 | 63.631 | 1092.5 |
Temperature = 21.5 +/- 0.5 deg. C
Mean density = 1092.3 kg/m3
Relative Density = 1.09
Description of key information
The relative density of the test item is determined to be 1.09 at 21.5 +/- 0.5 deg. C.
Key value for chemical safety assessment
- Relative density at 20C:
- 1.09
Additional information
In an EU Method A.3 study, conducted according to GLP, the relative density of the test item is 1.09 at 21.5 +/- 0.5 deg. C. (SafePharm Laboratories Limited, 1998).
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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