Monopentaerythritol tetraesters and dipentaerythritol hexaesters of 3,5,5-trimethylhexanoic, n-heptanoic, n-octanoic and n-decanoic acids

Density

Link to relevant study record(s)

Reference

Reference 1

Endpoint:

relative density

Type of information:

experimental study

Adequacy of study:

key study

Study period:

2013-04-10 to 2013-06-20

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Qualifier:

according to guideline

Guideline:

EU Method A.3 (Relative Density)

Qualifier:

according to guideline

Guideline:

OECD Guideline 109 (Density of Liquids and Solids)

GLP compliance:

yes (incl. QA statement)

Type of method:

pycnometer method

Type:

relative density

Density:

0.94 other: dimensionless

Temp.:

20 °C

Table 1: Duplicate results of density determinations

Measurement	Determination
	1	2
Mass of pycnometer (g)	17.0624	17.3560
Mass of pycnometer and distilled water at 20.0°C (g)	27.2935	27.5719
Mass of pycnometer and test item at 20.0°C (g)	26.6668	27.0116
Density of water at 20.0°C (kg/m3)	998.20	998.20
Density (kg/m3)	937	943
Relative density	0.937	0.943

Mean density: 940 kg/m3

Relative density: 0.940

Temperature: 20.0 ± 0.5 0C

Conclusions:

The density of the test item has been determined to be 940 kg/m3, relative density 0.940, at 20.0 ±0.5 °C.

Executive summary:

Guideline

Method A3 Relative Density of Commission Regulation (EC) No 440/2008 of 30 May 2008 and Method 109 of the OECD Guidelines for Testing of Chemicals, 02 October 2012.

Method

The pycnometer method.

Result

The density of the test item has been determined to be 940 kg/m3, relative density 0.940, at 20.0 ± 0.5 °C.

Reference 2

Endpoint:

density

Remarks:

density

Type of information:

other: company data

Adequacy of study:

supporting study

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

other: Basic data given. Certificate of Analysis.

Qualifier:

according to guideline

Guideline:

other: UIL 1018

Principles of method if other than guideline:

No more details available about method.

GLP compliance:

no

Type of method:

other: measured

Type:

density

Density:

940 kg/m³

Temp.:

20 °C

Reference 3

Endpoint:

density

Remarks:

density

Type of information:

other: company data

Adequacy of study:

supporting study

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

other: Basic data given. Certificate of Analysis.

Qualifier:

according to guideline

Guideline:

other: FR020140

GLP compliance:

no

Type:

density

Density:

979 kg/m³

Temp.:

20 °C

Reference 4

Endpoint:

density

Type of information:

experimental study

Adequacy of study:

supporting study

Study period:

2012-12-01

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

guideline study

Qualifier:

according to guideline

Guideline:

other: ASTM D4052-11 Standard Test Method for Density, Relative Density, and API Gravity of Liquids by Digital Density Meter

Deviations:

no

GLP compliance:

no

Type of method:

oscillating densitimeter

Type:

other: specific gravity

Density:

0.905

Temp.:

15.6 °C

Type:

density

Density:

904 kg/m³

Temp.:

15.6 °C

Conclusions:

The specific gravity of the test substance is 0.9049 at 15.6 deg. C.
Conversion to density (density of water at 15.6°C = 0.999012) = 904 kg/m3

Executive summary:

The specific gravity of the test substance, determined by procedures given in ASTM D4052, is 0.9049 at 15.6 deg. C

Conversion to density (density of water at 15.6°C = 0.999012) = 904 kg/m3

Reference 5

Endpoint:

density

Type of information:

(Q)SAR

Adequacy of study:

supporting study

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

other: Accepted calculation method SPARC online calculator.

Justification for type of information:

QSAR prediction: migrated from IUCLID 5.6

Principles of method if other than guideline:

Calculation based on SPARC online calculator http://ibmlc2.chem.uga.edu/sparc/, University of Georgia, USA.

GLP compliance:

no

Remarks:

Calculation

Type of method:

other: estimated by calculation

Type:

density

Density:

980 - 1 060 kg/m³

Temp.:

20 °C

Reference 6

Endpoint:

relative density

Type of information:

read-across from supporting substance (structural analogue or surrogate)

Adequacy of study:

key study

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

other: analogue substance

Justification for type of information:

Determination of relative density is not required because available data indicate that structural variation does not influence test results or adverse effect profile (see read-across and category justifications attached in Section 13).

Reason / purpose for cross-reference:

read-across source

Type of method:

pycnometer method

Key result

Type:

relative density

Density:

0.94 other: dimensionless

Temp.:

20 °C

Description of key information

Relative density of the analogue test item was determined to be 0.940 at 20.0 °C (OECD 109 and EC Method A.3).

Key value for chemical safety assessment

Relative density at 20C:

0.94

Additional information

Relative density of the analogue test item, determined according to EC Method A.3 and OECD 109 (pycnometer method), was found to be 0.940 at 20.0 °C.