Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Endpoint summary

Administrative data

Description of key information

Additional information

Diethylenetriaminepentaacetic acid, ferric disodium complex (DTPA-FeNa2) is not classified as dangerous or hazardous.

DTPA-FeNa2 consists of odourless yellow to brown microgranules.

Diethylenetriaminepentaacetic acid, ferric disodium complex does not melt before the decomposition, which starts at 159°C.
The relative density of of Dissolvine® D-Fe-7 (batch no.: CFC-10393) is 1.599 and of diethylenetriaminepentaacetic acid, ferric sodium complex (batch number: CFC-10333) is 1.697.

Average PSD characteristics of Dissolvine D-Fe-7

Characteristics of the PSD

d10

59.1 µm

d50

119 µm

d90

196 µm

Fraction < 100 µm

34.7 % v/v

Fraction < 10 µm

1.1 % v/v

Fraction < 5 µm

0.5 % v/v
 The endpoint for vapour pressure is waived for the solid commercial product.The vapour pressure of Dissolvine F-Fe-3 at 55°C is 107 mbara, that is 10.7 kPa. The measured vapour pressure is due to the water content.
 The estimated log Kow for DTPA-FeNa2 is -11.9.
The water solubility of diethylenetriaminepentaacetic acid, ferric disodium complex is at least 27% w/w.
  The self-ignition temperature of Diethylenetriaminepentaacetic acid, ferric disodium complex is 327°C.
 Diethylenetriaminepentaacetic acid, ferric disodium complex is non flammable, non explosive and has no oxidising properties.
 The stability and dissociation constants log K of DTPA-FeNa2 are 28.0, 3.56 and 9.66.