Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Flash point

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Administrative data

Link to relevant study record(s)

Description of key information


Key value for chemical safety assessment

Additional information

During the whole life cycle of Tetrakis(hydroxymethyl) phosphonium chloride, oligomeric reaction products with urea the substance will be handled as an aqueous solution which vapour could not be ignited and therefore a test data regarding the flash point of an aqueous diluted test item the test method is not applicable.