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Diss Factsheets

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REACH

Disodium [[N,N'-ethylenediylbis[N-(carboxylatomethyl)glycinato]](4-)-N,N',O,O',ON,ON']zincate(2-)

EC number: 237-865-0 | CAS number: 14025-21-9

Life Cycle description
Uses advised against

Physical & Chemical properties

Endpoint summary

Administrative data

Description of key information

Additional information

Ethylenediamine-tetraacetic acid, zinc-disodium complex (EDTA-ZnNa2) is not classified as dangerous or hazardous.

Ethylenediamine-tetraacetic acid, zinc-disodium complex (EDTA-ZnNa2) consists of odourless white microgranules.

EDTA-ZnNa2 does not melt under 240°C and starts to decompose at 263°C.

The relative density (D₄²⁰) of ethylenediaminetetraacetic acid, zinc-disodium complex is 1.720

Characteristics of the PSD
d₁₀	53.1 µm
d₅₀	130 µm
d₉₀	266 µm
Fraction < 100 µm	32.7 % v/v
Fraction < 10 µm	1.5 % v/v
Fraction < 5 µm	0.7 % v/v

The vapour pressure is low.

.The estimated log Kow for EDTA-ZnNa2 is - 10.32.

The water solubility of EDTA-ZnNa2 is at least 534g/L at 0°C.

The self-ignition temperature of Ethylenediaminetetraacetic acid, zinc-disodium complex is 315°C.

EDTA-ZnNa2 is non flammable, non explosiveand has no oxidising properties.

The stability and dissociation constants log K of EDTA-ZnNa2 are 16.5, 3.0, 1.2 en 11.6 .

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