Feature Products

EDTA 4NA

Other name:Ethylene Diamine Tetraacetic Acid Tetrasodium

Quality standard:Q/24SJK02-2009

CAS NO.:60-00-4

HS CODE:29224999

M.F.:C10H16N2O8

Specification:Food grade,Industry grade

Appearance:White powder

Description

Ethylene Diamine Tetraacetic Acid Tetrasodium, widely abbreviated as EDTA, is an aminopolycarboxylic acid and a colourless, water soluble solid. Its conjugate base is named ethylenediaminetetraacetate. It is widely used to dissolve limescale. Its usefulness arises because of its role as a hexadentate ("six-toothed") ligand andchelating agent.

Specifications:  Food grade 

Item Specification
Appearance White or off-white crystalline granular or powder    
Assay (EDTA-4Na) 99.5%
Chlorides 0.02%
Sulfates 0.02%
NTA 0.1%
Heavy Metals (as Pb) 10ppm max
Ferrum 10ppm max
Chelation value  mg(CaCO3)/g 220 min
PH ( 50g/L 25’C) 10.5-11.5
Bulk Density  kg/m3  700-950


Specification:  Industry grade

Item Specification
Appearance White or off-white crystalline granular or powder
Assay (EDTA-4Na) 99.0%
Chlorides 0.05%
Sulfates 0.05%
NTA 1.0%
Heavy Metals (as Pb) 10ppm max
Ferrum 10ppm max
Chelation value  mg(CaCO3)/g 220 min
PH ( 50g/L 25’C) 10.5-11.5
Bulk Density  kg/m3  600-950
Transparency (50g/L, 60’C water 
solution, stirring for 15min)
Clear and Transparent without Impurities

Usage:Mainly used in water treatment as water softener. As an additive or activator widely used in high molecular chemical industry, daily chemicals, paper-making, pharmaceutical industry, textile dying and printing.

Packing:25kg bag 1x 20" FCL=23mts.

Shelf life:1 years

Storage:Store in a cool, dry, ventilated environment. 

Advantage on this item:best price, second best quality in China. 

Packing photos: