Registration Dossier

Administrative data

Endpoint:
density
Remarks:
density
Type of information:
experimental study
Adequacy of study:
key study
Study period:
August 1999
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
test procedure in accordance with national standard methods with acceptable restrictions
Remarks:
according to DIN 51913

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1999
Report Date:
1999

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
other: DIN 51913
Type of method:
air comparison pycnometer (for solids)

Test material

Reference
Name:
Unnamed
Type:
Constituent

Results and discussion

Density
Type:
density
Density:
1.394 g/cm³
Temp.:
20 °C

Any other information on results incl. tables

Exact mean of 5 runs as given in study report: 1.3942 g/cm3, standard deviation: 0.0016 g/cm3.

The respective values for the volume were: average: 1.1160 cm3, standard deviation: 0.0013 cm3

Individual results:

RunNo.

Volume

Deviation

Density

Deviation

1

1.1161

0.0001

1.3941

-0.0001

2

1.1154

-0.0006

1.3950

0.0007

3

1.1177

0.0017

1.3921

-0.0021

4

1.1143

-0.0017

1.3964

0.0022

5

1.1165

0.0005

1.3936

-0.0007

Temperature given is approximate.

Applicant's summary and conclusion

Conclusions:
The density of the test item (mean of 5 runs) is 1.3942 g/cm3.
Executive summary:

The density of the test substance was determined with a Helium gas pycnometer according to guideline DIN 51913. The density is 1.3942 g/cm3 at ambient temperature.