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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:
25 Apr 2012
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 109 (Density of Liquids and Solids)
Qualifier:
according to guideline
Guideline:
EU Method A.3 (Relative Density)
GLP compliance:
no
Type of method:
pycnometer method
Type:
relative density
Density:
1.098 other: unitless
Temp.:
20 °C

 Details:

Pycnometer No.

7

14

44

Mass [g] of empty pycnometer (a)

34.3177

36.6292

35.3852

Mass [g] of pycnometer with test item (b)

55.4408

57.5738

57.9980

Mass [g] of pycnometer with test item and immersion liquid (c)

59.2005

60.9192

60.5543

Mass [g] of test item (b-a)

21.1231

20.9446

22.6128

m3 [g] (c-b)

3.7597

3.3454

2.5563

Mass [g] of pycnometer with immersion liquid (d)

52.6723

54.4497

53.5968

Mass [g] of pycnometer with water (20 °C) (e)

58.4607

60.0632

59.3379

m1 [g] of immersion liquid (d-a)

18.3546

17.8205

18.2116

m2 [g] of water (20 °C) (e-a)

24.1430

23.4340

23.9527

Density [g/cm³] of immersion liquid

(m1/m2)*density(water, 20 °C)

0.7589

0.7591

0.7589

Density [g/cm³] of test item

(b-a)*density(immersion liquid)/(m1-m3)

1.098

1.098

1.096

Relative density D(20,4)

density(test item, 20 °C)/density(water, 4 °C)

1.098

1.098

1.096

Average relative density D(20,4)

1.098

Description of key information

Relative density: 1.098 at 20 °C

Key value for chemical safety assessment

Relative density at 20C:
1.098

Additional information

The relative density was determined by pycnometer method according to OECD Guideline 109.