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Changzhou Deye Chemical Industry Co.,Ltd
Add:No.600 of Tongjiang Middle Road, New North District, Changzhou City
Tel:0519-85766632/86111119
Fax:0519-85766631/83990166
Mobile:18068790866
E-mail:sale@
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Products
ETDA-4Na

Product NameEthylene diamine tetraacetic acid tetrasodium salt (ETDA-4Na)

Molecular Fomula: C10H12N2O8Na4•4H2O

Molecular weight: M=452.23

CAS No.: 13254-36-4

Properties: White crystal powder soluble in water, and chelation with a variety of metal ion.

Quality Index: (Q/24SJK02-2009 Quality standard)

Specification:

Item

Specification

Appearance

White crystal powder

Content(as 452.2)%

≥99.0 

Chloride(Cl)% 

≤ 0.01 % 

Sulfate(SO4)% 

≤ 0.05 % 

Metal chelate(Pb)% 

  ≤ 0.001 % 

Iron(Fe)

  ≤ 0.001 % 

Chelate: mgCaCO3/g 

220 min

pH Value(10g/L,25)

10.5-11.5 

NTA% 

≤1.0 

Bulk density kg/m3 

700-950 

Packing: 25Kg/bag , or according to the customers’demand.

Storage: Stored in the dry and ventilated inside storeroom, prevent direct sunlight, slightly pile and put down.

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