Resin acids and Rosin acids, maleated, esters with glycerol

Density

Link to relevant study record(s)

Reference

Endpoint:

relative density

Type of information:

experimental study

Adequacy of study:

key study

Study period:

April 2016 - October 2017

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Remarks:

Study is well documented and performed in line with standard guidelines. Not done to GLP but followed in-house quality assurance.

Qualifier:

according to guideline

Guideline:

EU Method A.3 (Relative Density)

Deviations:

no

Qualifier:

according to guideline

Guideline:

OECD Guideline 109 (Density of Liquids and Solids)

Deviations:

no

GLP compliance:

not specified

Other quality assurance:

other: In-house quality assurance system.

Type of method:

pycnometer method

Specific details on test material used for the study:

Name: Resin acids and Rosin acids, maleated, esters with glycerol
IUPAC Name:esters of maleated rosin with glycerol
CAS No.: 94581-16-5
EINECS No.: 305-515-7
Batch No.: 168000 and 195186
Purity: 100%
Appearance at Room Temperature: Solide
Colour: Yellow
Certificate of Analysis: See Appendix 1
Storage Conditions: +2°C to +8°C, under nitrogen and protected from light.
Expiry Date: March 2017 (for batch 168000) and April 2018 (for batch 195186)

Key result

Type:

relative density

Density:

1.01 other: Relative density has no unit.

Temp.:

20 °C

Table 1. Relative density of replicate determinations.

Esters of maleated rosin with glycerol		Density (g/mL)
Batch No. 168000	Essay	0.993
Batch No. 195186	Essay No. 1	1.012
	Essay No. 2	1.023
	Essay No. 3	1.014
	Mean value:	1.011 ± 0.013

Conclusions:

The relative density at 20°C/4°C of esters of maleated rosin with glycerol was determined to be 1.01.

Executive summary:

The relative density of esters of maleated rosin with glyceral was determined using a pycnometer according to OECD guideline 109. The relative density at 20°C compared to water at 4°C was 1.01.

Description of key information

The relative density of esters of maleated rosin with glyceral was determined using a pycnometer according to OECD guideline 109. The relative density at 20°C compared to water at 4°C was 1.01.

Key value for chemical safety assessment

Relative density at 20C:

1.01