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PRODUCT NAME:   EDTA tetrasodium salt; Na4EDTA ;                                                      

CAS  NO.:[13236-36-4]                                 

EMPIRICAL FORMULA :C10H12N2O8Na4.4H2O

MOL. WT.:452.2                                             

Physical properties : Na4EDTA is a dry, white crystalline powder and appears alkali in water, it is soluble in water and insoluble in alcohols .

WATER-INSOLUBLE:≤0.1%

CHLORIDES (Cl):Not more than 0.005% (50 ppm).

SUlPHATE （SO4)%:Not more than0.1%

IRON% (Fe):Not more than 0.001% (10ppm)

CHELATE VALUE （CaCo3/g）:200—215

HEAVY METAL(LEAD):Not more than 0.001%  (10 ppm)

Torrefaction weightlessness :Not more than0.01%

PH (1% w/v Solution):10.5to 11.5  

PURITY (ASSAY):Minimum 99.0%   

PACKING:Packed in complex bag with plastic inner,25KG net per bag .

Application:As one chelating agent ,it can be used in industrial cleaning,

personaland household uses, Bleaching of pulp and textile, Micronutrients for

agriculture, Photo processing, Printing  ink manufacturing , Food, Polymer processing and Metal plating etc 。It  also used in water treatment ,SBR rubber, color sensitization ect. By wayof additive, active agent ,clarifier,metalremover.

EDTA Tetrasodium/EDTA 4Na