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Ethylene Diamine Tetraacetic Acid ( EDTA )


Molecular formula: C10H16N2O8
Molecular weight:292.24            
CAS No.: 60-00-4               EINECS No.: 200-449-4              H.S.Code: 2922491990
Properties: White colorless crystalline powder, odorless and tasteless, melting point is 240C (resolve). Insoluble in cold water, inositol and general organic solvents, slightly soluble in hot water, soluble in solution, like sodium hydroxide, sodium carbonate, and soluble in boiling water which temperature can reach 100C.

Quality Specification:

 

ITEMS

INDUSTRY GRADE REAGENT GRADE
ACS GRADE

AR GRADE

PURITY(C10H16N2O8)  % ≥

99.0

99.4~100.6

99.5

CHLORIDE(CL-)  % ≤

0.05

 

0.05

SULPHATE(SO42-) % ≤

0.05

 

0.05

IRON(Fe) % ≤

0.001 0.005

0.001

HEAVY METAL

0.001

0

0.001

IGNITION RESIDUE(SO42-) % ≤

  0.2

0.1

SOLUBILITY(IN SODIUM CARONATE SOLUTION)

   

PASS

INSOLUBLE IN DILUTE AMMONIUM HYDROXIDE % ≤  

0.005

 
NIRILOTRIACETIC ACID % ≤   0.1  
CALCIUM(Ca) % ≤   0.001  
MAGNESIUM(Mg) % ≤   0.0005  

Application: Used for bleaching agent fuser liquid, textile auxiliaries, fiber processing additives, cosmetics additive, blood clots anticoagulants, complexing agent, detergent, stabilizer, synthetic rubber, polymerization initiator and heavy metal quantitative analysis reagent.

Packing :The product is used for bleaching agent fuser liquid, textile auxiliaries, fiber processing additives, cosmetics additive, blood clots anticoagulants, complexing agent, detergent, stabilizer, synthetic rubber, polymerization initiator and heavy metal quantitative analysis reagent.

Storage :Store in a cool,dry,ventilated warehouse,package.We must prevent the sun and rain.

Note : We can manufacture many other different grades according to buyers' requirements.

 
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