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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Link to relevant study record(s)

Reference
Endpoint:
flammable solids
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
EU Method A.10 (Flammability (Solids))
Version / remarks:
“Flammability (Solids) Method A10”, Official Journal of the European Communities, No. L251/63, 19/09/84
Deviations:
no
GLP compliance:
yes
Specific details on test material used for the study:
Batch number: 20111104
Purity / Composition: >99.5% CAS # 611-99-4
Chemex reference: ECO 170601
Key result
Test procedure:
burning rate test: preliminary screening test
Burning time:
> 15 - < 20 s
Moisture (wt %):
0

4,4 DIHYDROXYBENZOPHENONE melted first then charred and flamed briefly. No ignition was maintained after removal of the heat source other than small residual flames on the charred portion which burnt out after 15-20 seconds.

The material did not propagate burning during the test period of 4 minutes

Interpretation of results:
GHS criteria not met
Conclusions:
As the material did not propagate burning during the test period of 4 minutes the conclusion is that 4,4 DIHYDROXYBENZOPHENONE is not highly flammable

Description of key information

As the material did not propagate burning during the test period of 4 minutes the conclusion is that 4,4 DIHYDROXYBENZOPHENONE is not highly flammable

Key value for chemical safety assessment

Flammability:
not classified

Additional information

Justification for classification or non-classification