Registration Dossier

Diss Factsheets

Administrative data

Endpoint:
relative density
Type of information:
experimental study
Adequacy of study:
key study
Study period:
23 - 25 Oct 2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2017
Report date:
2017

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
EU Method A.3 (Relative Density)
Version / remarks:
2008
Deviations:
no
Qualifier:
according to guideline
Guideline:
OECD Guideline 109 (Density of Liquids and Solids)
Version / remarks:
2012
Deviations:
no
GLP compliance:
yes
Type of method:
pycnometer method

Test material

Constituent 1
Chemical structure
Reference substance name:
2-phenylimidazole
EC Number:
211-581-7
EC Name:
2-phenylimidazole
Cas Number:
670-96-2
Molecular formula:
C9H8N2
IUPAC Name:
2-phenyl-1H-imidazole
Test material form:
solid: flakes

Results and discussion

Density
Key result
Type:
relative density
Density:
1.178 other: dimensionless
Temp.:
20 °C

Any other information on results incl. tables

Pycnometer code

x (g)

y (g)

WE

153

13.9111

24.3053

10.3942

160

13.5723

23.5620

9.9897

x: empty pycnometer (g) = W

y: pycnometer (g) + water (g)

WE: water equivalent at 4 °C = (y-x)

 

Pycnometer code

153

160

Pycnometer volume (cm³)

10.410

9.990

W (g)

13.9111

13.5723

Sample weight (g)

1.4621

1.4765

X (g)

15.3732

15.0488

Y (g)

24.5305

23.7805

X-W

1.4621

1.4765

Y-X

9.1573

8.7317

Relative density at 20 °C

1.182

1.174

Average

1.178

Agreement - 2 meas.

0.71

 

The relative density of the test item at 20 °C proved to be 1.178.

Applicant's summary and conclusion