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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Well conducted study, based on analysis of metal in the saturated solution.
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 105 (Water Solubility)
Qualifier:
equivalent or similar to guideline
Guideline:
EU Method A.6 (Water Solubility)
GLP compliance:
no
Type of method:
flask method
Water solubility:
74.6 other: w/w%
Temp.:
20 °C
Remarks on result:
other: pH is not available for the concentrated solution
Water solubility:
> 746 g/L
Temp.:
20 °C
Remarks on result:
other: pH is not available for the concentrated solution, density of an 75% solution is > 1kg/l
Conclusions:
Interpretation of results (migrated information): very soluble (> 10000 mg/L)
The water solubility of EDTA-ZnK2 is > 746 g/L at 20°C.
Executive summary:

The conclusion is based on analysis of metal in the saturated solution. Since the amount of soluble material is very high the accuracy of the data and the purity by current product specification is sufficient.

This determination has sufficient reliability for environmental risk assesment purposes.

The water solubility of EDTA-ZnK2 is > 746 g/L at 20°C.

Description of key information

The water solubilty of the substance is determined to be > 746 g/L.

Key value for chemical safety assessment

Additional information