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Density

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Reference
Endpoint:
relative density
Type of information:
experimental study
Adequacy of study:
key study
Study period:
February - May 1999
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Reference:
Composition 0
Qualifier:
according to
Guideline:
OECD Guideline 109 (Density of Liquids and Solids)
Version / remarks:
1995
Deviations:
no
GLP compliance:
yes (incl. certificate)
Type of method:
pycnometer method
Test material information:
Composition 1
Key result
Type:
relative density
Density:
1.13 other: relative density has no units
Temp.:
20 °C
Key result
Type:
density
Density:
1.13 g/cm³
Temp.:
20 °C

Displacement liquid: HPLC grade water with 0.1g/100g Detergent
Density of displacement liquid at 20°C   0.9983 0.9983
    Test 1 Test 2
Pyncnometer volume (cm3)   24.828 25.079
Empty pycnometer weight A (g) 37.6281 35.213
Pycnometer + test substance (-mass of air calculated) B (g) 39.6881 38.0355
Pycnometer+test substance+displacement liquid C (g) 62.6656 60.5542
Mass of displacement liquid in full pycnometer (volume of pycnomer*density of dispalcement liquid) D (g) 24.7858 25.0364
Mass of test substance (B-A) E (g) 2.06 2.8225
Mass of displacement liquid (in addition to test substance) (C-B) F (g) 22.9775 22.5187
Mass of displacement liquid, which displaces test substance (D-F) G (g) 1.8083 2.5177
Test substance volume (G/density of displacement liquid) V (cm3) 1.8113793 2.5219874
Density of test substance (Weight of test substance/volume) (E/V) H (g/cm3) 1.1372549 1.1191571

Mean relative density = 1.13g/cm3

Conclusions:
The relative density of the test substance at 20°C was determined to be 1.13 by pycnometer.
Executive summary:

The relative density was determined by pycnometer in accordance with OECD guideline 109. The determination was made twice, with a mean result of 1.13.

Description of key information

The relative density of the test substance at 20°C was determined to be 1.13 by pycnometer.

Key value for chemical safety assessment

Relative density at 20C:
1.13

Additional information