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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Endpoint summary

Administrative data

Description of key information

Additional information

Ethylenediamine-tetraacetic acid, magnesium-disodium complex (EDTA-MgNa2) is not classified as dangerous or hazardous.

Ethylenediamine-tetraacetic acid, magnesium-disodium complex (EDTA-MgNa2) consists of odourless white microgranules.

 EDTA-MgNa2 does not melt under 240°C and starts to decompose at 288°C.

The relative density of ethylenediaminetetraacetic acid, magnesium-disodium complex is 1.587.

Average PSD characteristics of Ethylenediaminetetraacetic acid, magnesium-disodium complex

Characteristics of the PSD

d10

40.5 µm

d50

105 µm

d90

213 µm

Fraction < 100 µm

46.5 % v/v

Fraction < 10 µm

2.5 % v/v

Fraction < 5 µm

1.3 % v/v
 The vapour pressure is low.
 The estimated log Kow of EDTA-MgNa2 is -10.42.
 The water solubility of Ethylenediaminetetra-acetic acid, magnesium-disodium complex is at least 37% w/w .
 The self-ignition temperature of Ethylenediaminetetraacetic acid, magnesium-disodium complex is 311°C.
  

 EDTA-MgNa2 is non flammable, non explosive and has no oxidising properties.
 The stability and dissociation constants log K of EDTA-MgNa2 are 8.79 and 4.0.