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Physical & Chemical properties

Density

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Reference
Endpoint:
density
Remarks:
density
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Justification for type of information:
Experimental result performed using standard methods of analysis
Qualifier:
according to
Guideline:
OECD Guideline 109 (Density of Liquids and Solids)
Principles of method if other than guideline:
The density is calculated from the difference in weight between the full and empty pycnometer and its volume
GLP compliance:
no
Type of method:
pycnometer method
Key result
Type:
density
Density:
1.177 g/cm³
Temp.:
20 °C
Remarks on result:
other: pressure=966.5 hpa

 TEST ITEM DESCRIPTION AND RESULTS

FOR SOLIDS: Density by Pyknometer:

S. No.

Method Details

Observed Values

1stObservation

  2ndObservation

1.                   

Guideline

OECD 109

 

 

2.                   

Method

Adapted from ASTM

D854-02

3.                   

Principle of Method

The density of test item is

determined by using

pyknometer. It is the ratio

of mass of the unit

volume of test item at a

stated temperature to

mass of the same volume

of gas free distilled water

at a stated temperature.

 

 

4.                   

Test temperature    

 

20 °C

20 °C

5.                   

Density of water at

test temperature;

g/cm³ (ρtw)

 

0.9982

0.9982

6.                   

Atmospheric

pressure (in hPa)

 

965.8

967.3

7.                   

Weight of empty dry

pyknometer (Wp)

 

31.073

29.370

8.                   

Weight of

pyknometer filled

with water (WA)

80.742

79.230

 

Weight of

pyknometer + test

Item (WPS)

 

33.992

32.428

9.                   

Weight of

pyknometer +test

Item+ water (WB)

g

81.316

78.703

 

 

 

 

Conclusions:
The density of test material was determined following OECD Guideline 109 and according to the method adapted from ASTM D 854-02 using glass pyknometer . The density of the test item was determined to be 1.177 g/cm³ at 20 °C and 966.5 hPa.
Executive summary:

The density of test material was determined following OECD Guideline 109 and according to the method adapted from ASTM D 854-02 using glass pyknometer . The density of the test item was determined to be 1.177 g/cm³ at 20 °C and 966.5 hPa.

Description of key information

The density of test material was determined following OECD Guideline 109 and according to the method adapted from ASTM D 854-02 using glass pyknometer . The density of the test item was determined to be 1.177 g/cm³ at 20 °C and 966.5 hPa.

Key value for chemical safety assessment

Relative density at 20C:
1.177

Additional information

The density of test material was determined following OECD Guideline 109 and according to the method adapted from ASTM D 854-02 using glass pyknometer . The density of the test item was determined to be 1.177 g/cm³ at 20 °C and 966.5 hPa.