Registration Dossier
Registration Dossier
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EC number: 232-089-9 | CAS number: 7785-87-7
Density
Administrative data
- Endpoint:
- relative density
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2009-08-07
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: Study performed to accepted guideline.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 009
- Report date:
- 2009
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.3 (Relative Density)
- Deviations:
- no
- GLP compliance:
- no
- Type of method:
- air comparison pycnometer (for solids)
Test material
- Reference substance name:
- Manganese sulphate monohydrate
- IUPAC Name:
- Manganese sulphate monohydrate
- Details on test material:
- - Name of test material (as cited in study report): MnSO4 (Erachem/Eramet) (NOTE: the batch number is the same as used in the water study conducted to GLP and stated as manganese sulphate monohydrate, supporting by the CoA in the report)
- Substance type: Extremely pale pink powder
- Physical state: Solid
- Lot/batch No.: 08729
- Storage condition of test material: Room temperature in the dark
Constituent 1
Results and discussion
Density
- Type:
- relative density
- Density:
- 2.93
- Temp.:
- 22 °C
Any other information on results incl. tables
Table 2: Results from the calibration
The pressure readings (P1and P2) and the calculated volume for the calibration ball are shown in the following table:
Determination |
P1 |
P2 |
Volume (cm3) |
Certified Volume (cm3) |
Tolerance (cm3) |
A |
16.983 |
8.407 |
56.444 |
56.6 |
± 0.5 |
B |
17.122 |
8.475 |
56.426 |
56.6 |
± 0.5 |
Table 2: Tabulated results from the sample
The pressure reading, 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 |
17.006 |
7.009 |
19.498 |
2.93 x 103 |
B |
17.084 |
6.990 |
17.883 |
2.92 x 103 |
Temperature: 22.0 ± 0.5 °C Mean density: 2.92 x 103kg/m3 Relative density: 2.93 |
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Applicant's summary and conclusion
- Conclusions:
- The relative density of MnSO4 was determined to be 2.93 at a temperature of 22 ± 0.5 °C
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