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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
flammable solids
Type of information:
experimental study
Adequacy of study:
key study
Study period:
1997
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Guideline study according EU guideline A.10 under GLP

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1997
Report date:
1997

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.10 (Flammability (Solids))
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Remarks:
Swiss GLP

Test material

Constituent 1
Chemical structure
Reference substance name:
Bis-4-(hydroxybenzoyl)hydrochinone
Cas Number:
53201-62-0
Molecular formula:
C20 H14 O6
IUPAC Name:
Bis-4-(hydroxybenzoyl)hydrochinone
Details on test material:
Batch SC 447
Purity > 95 %

Results and discussion

Flammable solids
Test procedure:
burning time (test type not further specified)
Remarks:
or specified in description of method (migrated information)
Burning time:
5 s
Pyrophoric solids
Test procedure:
ignition time on contact with air
Remarks:
Ignition on contact with air refers to either Pyrophoric solids or Pyrophoric liquids depending on physical state (migrated information).
Remarks on result:
no ignition on contact with air (not further specified)
Remarks:
corresponding to 'no' in migrated source record.
Pyrophoric liquids
Test procedure:
ignition time on contact with air
Remarks:
Ignition on contact with air refers to either Pyrophoric solids or Pyrophoric liquids depending on physical state (migrated information).
Remarks on result:
no ignition on contact with air (not further specified)
Remarks:
corresponding to 'no' in migrated source record.

Any other information on results incl. tables

Preliminary test :

The test article in its commercial form was made up into a pile of 250 mm length. An attempt was then made to ignite the sample with the aim to determine the burning time over a distance of 200 mm, if applicable.

The substance melted during the attempt of ignition and could be ignited for 5 seconds during the pretest (contact time of about 2 minutes)

Main Study:
No further tests were performed according to the results obtained in the preliminary test.

Applicant's summary and conclusion

Conclusions:
The substance is not highly flammable