Registration Dossier

Administrative data

Endpoint:
relative density
Type of information:
experimental study
Adequacy of study:
key study
Study period:
06 Jun - 03 Jul 2013
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2013
Report Date:
2013

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to
Guideline:
EU Method A.3 (Relative Density)
Deviations:
no
Qualifier:
according to
Guideline:
OECD Guideline 109 (Density of Liquids and Solids)
Version / remarks:
2012
Deviations:
no
GLP compliance:
yes (incl. certificate)
Type of method:
pycnometer method

Test material

Reference
Name:
Unnamed

Results and discussion

Density
Key result
Type:
relative density
Density:
1.22 g/cm³
Temp.:
20.8 °C

Any other information on results incl. tables

Individual Results:

The test item was tested as received.

Two test series with different weights were performed at ambient temperature (20.8 °C). For results see Table 1 and Table 2.

Table 1: Results of the 1 st test series

Weight 11.2097 g              p1/psi·                            p2/psi·       Volume I cm3              Density PPR I g I cm3

1. measurement                     19.506                       11.044              9.1245                            1.2285

2. measurement                     19.522                      11.051              9.1362                             1.2269

3. measurement                     19.531                      11.056              9.1368                             1.2269

4. measurement                     19.542                      11.059              9.1551                             1.2244

5. measurement                     19.536                      11.057              9.1472                             1.2255

Mean                                                                                              9.1400                             1.2264

Table 2: Results of the 2"d test series .

Weight 11.5478 g                  p1/psi·                        p2/psi·        Volume I cm3              Density PPR I g I cm3

1. measurement                     19.560                       11.018              9.4434                            1.2228

2. measurement                     19.521                      10.994              9.4548                            1.2214

3. measurement                     19.620                      11.049               9.4590                            1.2208

4. measurement                     19.534                      11.000               9.4622                            1.2204

5. measurement                     19.579                      11.024               9.4697                            1.2194

Mean                                                                                               9.4578                            1.2210                  

Mean density PPR for the two test series: 1.224 cm3

Applicant's summary and conclusion

Conclusions:
The relative density of the test item at ambient temperature (compared to water at 4°C) was determined to be:

D4R = 1.22 ± 0.01 (20.8 °C)