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Density

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Reference
Endpoint:
density
Remarks:
density
Type of information:
experimental study
Adequacy of study:
key study
Study period:
24-08-2017 – 24-08-2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Justification for type of information:
Experimental test result performed using standard OECD test guidelines
Qualifier:
according to guideline
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:
not specified
Type of method:
pycnometer method
Specific details on test material used for the study:
- Name of test material: 1-phenylethan-1-ol
- IUPAC name: 1-phenylethanol
- Molecular Formula: C8H10O
- Molecular weight: 122.166g/mol
- Smiles: c1(ccccc1)C(C)O
- InChI: 1S/C8H10O/c1-7(9)8-5-3-2-4-6-8/h2-7,9H,1H3
- Substance type: Organic
- Physical state: Liquid (Clear colourless)
Key result
Type:
density
Density:
1.006 g/cm³
Temp.:
20 °C
Remarks on result:
other: at 967.9 hPa pressure.

TEST ITEM DESCRIPTION AND RESULTS FOR LIQUIDS:

By Pyknometer Method:

 

S.

No.

 

Method Details

Observed Values

1st Observation

2nd Observation

1

Guideline

OECD 109

 

 

2

Method

IS 4730 : 1994 (Reaffirmed 2010) – Method for DeterminationofDensityofLiquids (FirstRevision)

3

Principle of Method

Determinationofthe massatagiventemperatureofavolume ofthematerial containedin a densitybottle (pyknometer)anddetermination ofthevolume ofthelatter bydetermining the massofthecorresponding volume of water atthe sametemperature.The density isobtainedby dividingthe massof material byitsvolume.

 

 

4

Test temperature

(°C)

20°C

20°C

5

Atmospheric pressure

(hPa)

968.1

967.8

6

Weight of empty dry pyknometer(X)

g

31.052

29.063

7

Weight of pyknometer + test item(Y)

g

81.896

79.366

8

Apparent mass of test item(M1)

(M1 = Y - X)g

50.844

50.303

9

Weight of pyknometer + water(Z)

g

81.504

79.014

10

Apparentmassof water(M2)

(M2 = Z - X)g

50.452

49.951


Conclusions:
The mean density of 1-phenylethanol (CAS No. 98-85-1) was determine to be 1.0055 g/cm³ at 20°C and 967.9hPa.
Executive summary:

The density of test item 1-phenylethanol (CAS No. 98-85-1) was determined following OECD Guideline 109 and according to the Indian standard method for determination of density of liquids [IS 4730:1994 (Reaffirmed 2010)]. using glass pyknometer. The mean density of test item was determine to be 1.0055 g/cm³ at 20°C and 967.9 hPa..

Description of key information

The density of test item 1-phenylethanol (CAS No. 98-85-1) was determined following OECD Guideline 109 and according to the Indian standard method for determination of density of liquids [IS 4730:1994 (Reaffirmed 2010)]. using glass pyknometer. The mean density of test item was determine to be 1.0055 g/cm³ at 20°C and 967.9 hPa..

Key value for chemical safety assessment

Additional information

The density of test item 1-phenylethanol (CAS No. 98-85-1) was determined following OECD Guideline 109 and according to the Indian standard method for determination of density of liquids [IS 4730:1994 (Reaffirmed 2010)]. using glass pyknometer. The mean density of test item was determine to be 1.0055 g/cm³ at 20°C and 967.9 hPa.

From reliable sources & authoritative databases substance 1-phenylethanol is determine to have a density value of 1.01g/cm³ at 20 Deg C & 1.01 g/cm3 at temperature 25°C, 1.015 g/cm3 at temperature 15°C, 1.0072 g/cm3 at temperature 28°C & 0.9153 g/cm3 at temperature 20°C..