Registration Dossier

Administrative data

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2008-04-18 to 2008-05-20
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2008
Report Date:
2008

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Deviations:
no
Qualifier:
according to
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Deviations:
no
Qualifier:
according to
Guideline:
EPA OPPTS 830.7200 (Melting Point / Melting Range)
Deviations:
no
GLP compliance:
yes (incl. certificate)
Type of method:
capillary method

Test material

Reference
Name:
Unnamed
Type:
Constituent
Type:
Constituent
Type:
Constituent
Type:
Constituent
Details on test material:
- Name of test material: Reaction product of Acid Yellow 42, Acid Black 2 and Basic Violet 1
- Lot/batch No.: 2008041541
- Expiration date of the lot/batch: 2010-01-31
- Stability under test conditions: see expiry date
- Storage condition of test material: store cool and dry
- Analytical purity: 100 % (96.8 %, UVCB substance)

Results and discussion

Melting / freezing pointopen allclose all
Decomposition:
yes
Decomp. temp.:
213 °C
Remarks on result:
other: rounded mean of measured temperatures, no liquid phase observed up to 400 °C
Decomp. temp.:
>= 212.4 - <= 212.7 °C
Remarks on result:
other: the test item decomposed in a range from 212.4 - 212.7 °C

Applicant's summary and conclusion

Conclusions:
No melting point was determined. The test item decomposed at a rounded mean temperature of 213 °C, i.e. 486 K. No liquid phase was observed up to 400 °C.
Executive summary:

No melting point was determined. The test item decomposed at a rounded mean temperature of 213 °C, i.e. 486 K. No liquid phase was observed up to 400 °C.