99% EDTA-4NA powder

EDTA-4NA is a white crystalline powder , soluble in water, aqueous solution is alkaline, slightly soluble in organic solvents such as ethanol.

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, water treatment agent, color photosensitive and paper industry.

EDTA-4NA powder 1

English name: Ethylene diamine tetraacetic acid tetrasodium salt(EDTA-4NA)

Molecular Fomula: C10H12N2Na4O8

Molecular weight: M=380.17

CAS No.: 67401-50-7

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



Specification of EDTA-4NA

Content % ≥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
Appearance white crystal powder



Applications of  EDTA-4NA


1.EDTA-4Na can be used in the textile dyeing industry, water treatment, color photographic, pharmaceutical, household chemicals, paper and other industries, as an additive, activator, purifying agent, metal ion masking agent and styrene-butadiene rubber industry activator.

2.The offset dry acrylic industry metal interference and improve the color and brightness of the dyed fabric, can also be used in liquid detergent, washing improve quality, enhance the washing effect.



Package and Storage of EDTA-4NA

The normal packing:25kg/bag or according to the customer’s demand.

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

EDTA-4NA package 2



Transportation of EDTA-4NA

Edta -4Na ,we can   ship Edta-4Na  by courier,by air,by sea and by train.

EDTA 4Na transportation

By courier: we can ship Edta-4Na to you by courier like TNT,DHL ,EMS and FedEx door to door.

By air: we can ship Edta-4Na to you by air to your country’s any airport.

By sea: we can ship Edta-4Na by sea to your country’s any seaport.

Our Factory


EDTA-4NA factory


1.Long history and stable production

We have produced EDTA series products more than fifteen years., 80% products are for expoer . Our main market is in USA , Mexico , Holland , Belgium , Japan , Korea these developed country .

Now our production capacity is more than 800MT per month , we can arrange the shipment to you in time .

2. Strict quality control system

We have ISO Certificate, we have strict quality control system, All of our technicain are professional , they are strictly on quality control.

Before order , we can send the sample for your testing . We ensure the quality is the same as bulk quantity .

SGS is acceptable .

3.Prompt delivery

We have good cooperation with many professional forwarders here, We can send the product to you once you confirm the order.

4.Better payment term

For the fist cooperation we can accept T/T and LC at sight . For our regular customer ,we also can supply more payment terms

Zhonglan is a professional manufacture of EDTA-4NA in china




Contact Us Now!

We will usually contact you within 24 hours. You could also call us (+86-531-82956570) during working hours ( 8:30 am to 5:45 pm UTC+8 Mon.~Sat. ) or use the website live chat to get prompt reply.