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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Water solubility

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Administrative data

Link to relevant study record(s)

water solubility
Type of information:
experimental study
Adequacy of study:
key study
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
equivalent or similar to guideline
OECD Guideline 105 (Water Solubility)
Principles of method if other than guideline:
Method not stated
GLP compliance:
Type of method:
other: not stated
Key result
Water solubility:
1 000 g/L
Remarks on result:
completely miscible
HF is miscible with water in all proportions
Executive summary:

HF is miscible with water in all proportions

Description of key information

Hydrogen fluoride is miscible with water in all proportions. An aqueous solubility value of 1000 g/L was used to generate the CSR.

Key value for chemical safety assessment

Water solubility:
1 000 g/L
at the temperature of:
20 °C

Additional information