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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:
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

Additional information

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