Registration Dossier

Administrative data

Endpoint:
relative density
Type of information:
experimental study
Adequacy of study:
key study
Study period:
4.3.2010
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: The study is performed in accordance to Guideline study.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2010
Report Date:
2010

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
EU Method A.3 (Relative Density)
Deviations:
no
GLP compliance:
no
Type of method:
pycnometer method

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
- Name of test material (as cited in study report): 3,4-Ethylenedioxythiophene
- Comercial name. EDOT
- Substance type: pure organic substance
- Physical state: liquid near colourless to pale yellow
- Analytical purity: > 99%
- Lot/batch No.: 091201
- Expiration date of the lot/batch: 21.1.2011
- Storage condition of test material: Keep in dark at room temperature. Stored in amber glass bottles under the argon atmosphere. Minimalize time for handling with substance without protective argon atmosphere as possible. Maximal time without protective atmosphere is 30 min.

Results and discussion

Density
Type:
relative density
Density:
1.34
Temp.:
20 °C

Applicant's summary and conclusion

Conclusions:
Relative density of the test substance, 3,4-Ethylenedioxythiophene, is 1.341.
Standard uncertainty of determination was estimated to 0.00026 (*).
(*) Standard uncertainty is equal to a standard deviation.
Test temperature was 20 ± 0.1°C.