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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Boiling point

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
boiling point
Study period:
07 November 2018 to 04 December 2018
Data waiving:
study scientifically not necessary / other information available
Justification for data waiving:
the study does not need to be conducted because the substance is a solid which decomposes before boiling
GLP compliance:
yes (incl. QA statement)
Type of method:
other:
Remarks:
Boiling point not determined
Specific details on test material used for the study:
Alternative name: Disodium 5, 5’-[(1-methylethylidene)bis(4,1-phenyleneoxysulphonyl-2,1-phenyleneazo)]bis[6-aminonaphthalene-1-sulphonate]
CAS number: 70161-18-1
EC number: 274-354-1
Intended use: Industrial chemical
Appearance: Reddish brown crystals
Storage conditions: Room temperature (10 – 30C), in the dark
Lot number: 8009
Expiry/Retest date: 31 December 2019
Purity: 97%
Key result
Decomposition:
yes
Decomp. temp.:
176 °C
Remarks on result:
not determinable
Remarks:
The boiling point was not determined as the test item decomposed prior to melting.
Conclusions:
The boiling point was not determined as the test item decomposed prior to melting.
Executive summary:

The boiling point was not determined as the test item decomposed prior to melting.

Description of key information

The boiling point was not determined as the test item decomposed prior to melting.

Key value for chemical safety assessment

Additional information