Chromate(2-), [2,4-dihydro-4-[(2-hydroxy-5-nitrophenyl)azo]-5-methyl-2-phenyl-3H-pyrazol-3-onato(2-)][3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-2-hydroxy-5-nitrobenzenesulfonato(3-)]-, disodium

Melting point / freezing point

Link to relevant study record(s)

Reference

Endpoint:

melting point/freezing point

Type of information:

experimental study

Adequacy of study:

key study

Study period:

2015

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:

no

GLP compliance:

no

Type of method:

differential scanning calorimetry

Specific details on test material used for the study:

Identification: FAT 20010/E Lot: 59015
Appearance: Dark red powder

Melting / freezing pt.:

> 350 °C

Decomposition:

yes

Decomp. temp.:

>= 280 °C

Conclusions:

No melting point until 350 °C; start of thermic decomposition at about 280 °C.

Executive summary:

A test was performed to determine the melting point (ranges) of the test substance FAT 20010, according to OECD Guideline 102 using the Differential Scanning Calorimetry (DSC) method. Based on the findings of this study, no melting point until 350 °C; start of thermic decomposition at about 280 °C.

Description of key information

A test was performed to determine the melting point (ranges) of the test substance FAT 20010, according to OECD Guideline 102 using the Differential Scanning Calorimetry (DSC) method. Based on the results of this study, no melting point was identified until 350 °C while thermic decomposition started at about 280 °C.

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:

350 °C