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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Environmental fate & pathways

Hydrolysis

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
hydrolysis
Type of information:
read-across from supporting substance (structural analogue or surrogate)
Adequacy of study:
key study
Justification for type of information:
REPORTING FORMAT FOR THE ANALOGUE APPROACH
Refer to attached document
Reason / purpose for cross-reference:
read-across source
Transformation products:
no
Key result
pH:
7
Temp.:
25 °C
DT50:
> 1 yr
Remarks on result:
hydrolytically stable based on preliminary test
Key result
pH:
9
Temp.:
25 °C
DT50:
> 1 yr
Remarks on result:
hydrolytically stable based on preliminary test
Details on results:
The detected amounts of the Mono-and Diester after incubation at 50 °C for 5 days at pH 4, 7 and 9 are always > 90% (except Monoester at pH 4 with a detected amount of 85.6%, but this is in the range of uncertainness), i.e. according 0ECD 111 the test substance is hydrolytically stable; no hydrolysis does occur.
Conclusions:
Phosphoric acid, C12-18 alkyl esters, potassium salts is considered hydrolytically stable based on read-across information from Phosphoric acid, dodecyl ester, potassium salt.

Description of key information

Phosphoric acid, C12-18 alkyl esters, potassium salts is considered hydrolytically stable based on read-across information from Phosphoric acid, dodecyl ester, potassium salt.

Key value for chemical safety assessment

Additional information