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Physical & Chemical properties

Density

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Administrative data

Endpoint:
relative density
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2010-01-11 to 2010-02-02
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Study performed to guideline.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2010
Report Date:
2010

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
EU Method A.3 (Relative Density)
Deviations:
no
GLP compliance:
no
Type of method:
air comparison pycnometer (for solids)

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
- Name of test material (as cited in study report): Mn(NO3)2.4H2O
- Molecular formula ): Mn(NO3)2.4H2O
- Substance type:Pink solid
- Physical state: Solid
- Storage condition of test material: Approximately 4°C, over silica gel, in the dark

Results and discussion

Density
Type:
relative density
Density:
2.11
Temp.:
20.8 °C
Remarks on result:
other: ±0.5°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

17.028

8.435

56.568

56.6

± 0.5

B

17.146

8.493

56.559

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

17.125

7.009

17.954

2.14 x 103

B

17.285

7.152

20.362

2.07 x 103

Temperature: 20.8 ± 0.5 °C

Mean density: 2.11 x 103kg/m3

Relative density: 2.11

 

Applicant's summary and conclusion

Conclusions:
The relative density of the test material was determined to be 2.11 at a temperature of 20.8 ± 0.5 °C