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Chelating Agent
 
EDTA-4Na
ʱ䣺2016-12-30 18:01:051358




EDTA 4Na, Tetra Sodium EDTA, EDTA Tetrasodium


Product Name: Tetrasodium EDTA (EDTA 4NA)

Synonyms: EDTA.4Na

CAS No.: 13254-36-4

EINECS: 205-358-3

Molecular Formula: C10H12N2O8Na4.4H2O

Molecular Weight: 452

Character: EDTA-4Na is a white crystal powder with four crystal water, slightly soluble in organic solvents like alcohol, easily soluble in water. When heated, it easily loses crystal water.

Assay:  99.0%min.

Application:

EDTA-4Na is an important chelant of metal ion. It is used as additive, activator, clean water agent and metal ion masking composition for cleanse industry, polyreaction, watertreatment,color photosensitive and paper industry.

Specifications:

Items

Specifications

Purity (%)

99.0%

PH value

10.50-11.50

Water-soluble ( 5% )

Transparent

Fe

0.001%

Heavy metal(Pb)

0.002%

Chelate value(CaCO3mg/g)

215mg/g

Packing:  25kg/craft bag or paper bag

 
 
 
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