HEDTA-3NA with CAS 139-89-9

CAS: 139-89-9
MF: C10H15N2O7•3Na
MW: 344.20
EINECS: 205-381-9

Synonym: N-HYDROXYETHYLETHYLENEDIAMINETRIACETIC SÄURE-TRINATRIUMSALZ; N-(2-HYDROXYETHYL)ETHYLENDIAMIN-N,N',N'-TRIACETIC ACID TRINATRIUMSALZ; N-(2-HYDROXYETHYL) ETHYLENE-DIAMINE-TRIACETIC ACID-TRINATRIUMSALZ

Was ist HEDTA-3NA mit CAS 139-89-9?


HEDTA-3NA ist eine Art von Licht gelb klare Flüssigkeit. Es wird hauptsächlich als Metall-Komplexbildner.

Spezifikationen

IchTEM	SSTANDARD
Aussehen	Blass gelbe Flüssigkeit
Chlorid	≤0.01%
Sulfat	≤0.05%
Führen	≤0.001%
Chroma	≤300
Dichte	1.26-1.31
Chelat-Wert	≥120
PH-Wert	11.0-12.0
Reinheit	≥39%

Anwendung

HEDTA 3NA is mainly used as metal complexing agent, styrene-butadiene rubber activator, and photosensitive material bleaching and fixing fluid; HEDTA 3NA can also be used as a cleaning agent. The pulp bleaching purpose is similar to HEDTA. HEDTA 3NA is gradually used in textiles, agriculture (pesticides, and can be used in alkaline soils). Iron fertilizer (HEDTA-Fe), medicine (used as an antidote for iron), leather, papermaking, cosmetics, water treatment, electroplating, chemical plating (especially in silver plating), etc. Especially in rare earth It has very important applications in refining and purification.

HEDTA-3NA-used