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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Flammability

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
flammable liquids: obsolete as covered by section 'Flash point'
Data waiving:
study technically not feasible
Justification for data waiving:
the study does not need to be conducted because the substance is a liquid

Description of key information

Flammability: flammable/highly flammable liquid

Key value for chemical safety assessment

Flammability:
flammable

Additional information

The measured flash point of TOPP indicates that it is flammable/highly flammable. However, the substance is not expected to be pyrophoric nor release flammable gases in contact with water or air. A lower explosion limit of approximately 0.8% (volume) and an upper explosion limit of approximately 6% (volume) at 101.3 kPa was reported for the substance in a peer-reviewed source (Elvers B, Hawkins S (1996)).

Justification for classification or non-classification

The substance is classified as a Flammable Liquid Category 2 (H225: Highly flammable liquid and vapour) OR Flammable Liquid Category 3 (H226: Flammable liquid and vapour), according to Regulation (EC) No. 1272/2008. This is on the basis of a flash point of 5°C, 24°C and 37°C or lower and a boiling point >35°C.