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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Additional physico-chemical information

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Administrative data

Link to relevant study record(s)

Type of information:
experimental study
Adequacy of study:
supporting study
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
study well documented, meets generally accepted scientific principles, acceptable for assessment
The data are obtained from a well documented scientific method.
GLP compliance:
not specified

In order of complexation strength, values of the log10 of the stability constants of representative metals with HMDTMP are:
Hg       21.9

Ni       20.6

Cu       19.8

Zn       19.5
Co       18.9
Pb       17.0

Cd       13.3

Mg       6.0
Ca       5.4

Description of key information

Additional information

The stability constants of representative metals with HMDTMP are reported below:
Hg      21.9

Ni      20.6

Cu      19.8

Zn      19.5
Co      18.9
Pb      17.0

Cd      13.3

Mg      6.0
Ca      5.4

These results indicate the complexation strength of HMDTMP to metal.