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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Reference
Endpoint:
water solubility
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Study performed according to international guidelines
Qualifier:
according to guideline
Guideline:
OECD Guideline 105 (Water Solubility)
Version / remarks:
adopted on 27 july 1995
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method A.6 (Water Solubility)
Version / remarks:
EC 440/2008
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Remarks:
DIN EN ISO/IEC 17025 certified
Type of method:
flask method
Specific details on test material used for the study:
Umicore h-powder
Water solubility:
15.5 g/L
Temp.:
20 °C
pH:
7.1
Remarks on result:
other: boron; mean value of 6 samples. Std 0.34, RSD 2.2 %
Water solubility:
21.8 g/L
Temp.:
20 °C
pH:
7.1
Remarks on result:
other: fluor; mean value of 6 samples. std 1.4 g/L, RSD 6.2 %
Water solubility:
40.5 g/L
Temp.:
20 °C
pH:
7.1
Remarks on result:
other: potassium; mean value of 6 samples. std 0.99 g/L, RSD 2.4 %
Details on results:
concentration of boron, potassium and fluor in the centrifuge clear aquous phase of the samples.
Conclusions:
Interpretation of results (migrated information): very soluble (> 10000 mg/L)
The dissolved elemental concentrations for boron, potassium and fluor are 15.5, 40.5 and 21.8 g/L, respectively. All 3 results show that the substances tested is very soluble.

Description of key information

The water solubility for the different constituent elements is 15.5 g/L for boron, 40.5 g/L for potassium and 21.8 g/L for fluor.
The substance is thus very soluble in water.

Key value for chemical safety assessment

Additional information