Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Administrative data

Endpoint:
flash point, other
Data waiving:
study technically not feasible
Justification for data waiving:
the study does not need to be conducted because decomposition occurred during the melting point study
Justification for type of information:
JUSTIFICATION FOR DATA WAIVING
This endpoint is for liquid substances, Copper Zinc trihydroxide nitrate is a solid which decomposes at temperatures > 235 °C , so this test is not required.
Cross-reference
Reason / purpose for cross-reference:
read-across source
Reference
Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2020
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
comparable to guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Principles of method if other than guideline:
ASTM E537 - 12
GLP compliance:
no
Other quality assurance:
ISO/IEC 17025 (General requirements for the competence of testing and calibration laboratories)
Type of method:
differential scanning calorimetry
Key result
Decomposition:
yes
Remarks:
Decomposition before boiling
Decomp. temp.:
> 292.6 °C
Conclusions:
The substance decomposes at 292,6 °C. No melting point.

Data source

Materials and methods

Results and discussion

Applicant's summary and conclusion

Conclusions:
The material decompose before reaching the flash point