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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:
17 Feb 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)
GLP compliance:
no
Type of method:
pycnometer method
Type:
relative density
Density:
1.163 other: unitless
Temp.:
20 °C

 Details:

Pycnometer No.

14

28

44

Mass [g] of empty pycnometer (a)

36.6293

35.3606

35.3851

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

46.3682

44.9675

46.8623

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

57.8619

59.9009

57.5391

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

9.7389

9.6069

11.4772

m3 [g] (c-b)

11.4937

11.9337

10.6768

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

54.4331

53.5615

53.5837

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

60.0703

59.3160

59.3354

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

17.8038

18.2009

18.1986

m2 [g] of water (20 °C) (e-a)

23.4410

23.9554

23.9503

Density [g/cm3] of immersion liquid

(m1/m2)*density(water, 20 °C)

0.7581

0.7584

0.7585

Density [g/cm3] of test item

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

1.170

1.163

1.157

Relative density D(20,4)

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

1.170

1.163

1.157

Average relative density D(20,4)

1.163

Description of key information

1.163 at 20 °C

Key value for chemical safety assessment

Relative density at 20C:
1.163

Additional information

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