Registration Dossier

Administrative data

Endpoint:
relative density
Type of information:
experimental study
Adequacy of study:
key study
Study period:
in 2012
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: well documented guideline study.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2012
Report Date:
2012

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to
Guideline:
OECD Guideline 109 (Density of Liquids and Solids)
Qualifier:
according to
Guideline:
EU Method A.3 (Relative Density)
GLP compliance:
no
Remarks:
however performed in GLP-laboratory
Type of method:
pycnometer method

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
other: liquid
Details on test material:
Name: Initiator 94
Batch: 004IN11
according to certificate of analysis (1. August 2012) and its addendum of 18. September 2012:
purity: 32% (main component and active species: benzpinakolsilylethers)
further composition: Phosphoric acid tributylester (Tributylphosphat) 19.3%, 1,2-Benzenedicarboxylic acid-di-2-propenylester (Diallylphthalate) 8.7%; Methylbenzene (toluol) 12.9%; Diphenylmethanone (Benzophenon) 12.4 %; 1,1,2,2-Tetraphenylethane-1,2-diol (Benzpinakol) 14.6%
Expiry date of batch: 01.02.2013

Results and discussion

Density
Type:
relative density
Density:
1.12 kg/m³
Temp.:
20 °C

Any other information on results incl. tables

The mean density was 1117.9 kg/m3

standard deviation: 0.0013 (n=3)

coefficient of variation: 0.112 % (n=3)

calibrated volume of the pycnometer: 99.8978 cm3

Applicant's summary and conclusion

Executive summary:

For the test item the mean relative density was measured with the pycnometer method according to OECD 109, resp. EU method A.3.

mean relative density: 1.12

The study is considered reliable without restrictions.