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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Melting point / freezing point

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
21 June 1984 to 08 August 1984
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Deviations:
not specified
GLP compliance:
yes
Type of method:
other: not specified
Specific details on test material used for the study:
Product: Monoazo Yellow HT 2025
Identification: FAT 20306/B
Atm. press.:
ca. 1 atm
Decomposition:
yes
Decomp. temp.:
560 K
Remarks on result:
other: No melting point determined.
Conclusions:
Melting point of FAT 20306/B was not determined, but decomposition at 560 K (287 °C).
Executive summary:

In a guideline test carried out according to OECD guideline 102, no meting point was determined but test substance decomposed at 560 K (287 °C) before melting occured.

Description of key information

In a guideline test carried out according to OECD guideline 102, no melting point was determined but test substance decomposed at 560 K (287 °C) before melting occured.

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
560 K

Additional information