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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
Study period:
21/05/2003 - 29/08/2003
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Reason / purpose for cross-reference:
reference to same study
Qualifier:
according to guideline
Guideline:
OECD Guideline 105 (Water Solubility)
Deviations:
no
Principles of method if other than guideline:
Not relevant
GLP compliance:
yes (incl. QA statement)
Type of method:
flask method
Water solubility:
< 1.255 mg/L
Temp.:
20 °C
pH:
5.67
Remarks on result:
other: Result for C18 fatty acid component
Water solubility:
15.72 mg/L
Temp.:
20 °C
pH:
5.67
Remarks on result:
other: Result for C21 dicarboxylic acid
Details on results:
The result of the preliminary testing indicated that Diacid 1550 has a solubility of <100 mg/l (<0.1 g/l) in Milli RO water.

For detailed results, see attached file "Results.doc".

Conclusions:
Interpretation of results (migrated information): slightly soluble (0.1-100 mg/L)
The solubility of Diacid 1550 is <1.255 mg/l for the C18 fatty acid component and 15.72 mg/l for the C21 dicarboxylic acid.
Executive summary:

The water solubility of Diacid 1550 was determined according to OECD guideline 105 using the flask method under GLP. The water solubility of the C18 fatty acid component and the C21 dicarboxylic acid were found to be <1.255 and 15.72 mg/l at 20ºC and pH 5.67 respectively.

Description of key information

<1.255 mg/l (C18 fatty acid compound) and 15.72 mg/l (C21 dicarboxylic acid)

Key value for chemical safety assessment

Water solubility:
15.72 mg/L
at the temperature of:
20 °C

Additional information

The water solubility of Diacid 1550 was determined according to OECD guideline 105 using the flask method under GLP. The water solubility of the C18 fatty acid component and the C21 dicarboxylic acid were found to be <1.255 and 15.72 mg/l at 20ºC and pH 5.67 respectively.