Ethylenediaminetetraacetic Acid Disodium Salt EDTA-2na CAS 139-33-3

• Customization: Available
• CAS No.: 139-33-3
• Formula: C10h14n2na2o8
• Model NO.: MS-EDTA-2NA02
• Appearance: Powder
• Colour: White
• Molecular Weight: 336.2
• Character: White Crystalline Powder
• Density: G/Ml,25ºC
• Melting Point: 248
• Boiling Point: 100
• Solubleness: Soluble in Water, Insoluble in Alcohol
• Transport Package: Woven Bag
• Specification: 25 kg/bag
• Trademark: MIAOSHI
• Origin: Hebei, China
• Production Capacity: 50000ton/Year

Product Description

Product Description

 

Among the salts of EDTA, disodium salt is the most important. It is an important complexing agent. Used in electroless copper plating, gold plating, lead-tin alloy plating, electrochemical polishing of steel parts and solution before copper silver plating, EDTA-Na can also be used instead. Also used in detergents, liquid soap, shampoo, agricultural chemical sprays, color sensitive materials washing processing bleaching fixing solution, water purification agent, PH regulator, coagulant and so on. In the reduction initiation system of styrene butadiene rubber polymerization, disodium EDTA, as a component of the active agent, is mainly used to complex ferrous ions and control the polymerization rate.

 

Product Parameters

 

Item	Standard(Industrial Grade)
Appearance	White crystalline powder
Purity %	99.0 min.
Chelation Value PH=11	267mgCaCO3/g
PH (5% aqueous solution)	4-5
Heavy Metal (Pb)%	≤0.01
Copper (Cu)%	≤ 0.025
Iron (Fe)%	≤ 0.01
Chloride (Cl)%	≤0.01
Clarity	Transparent
Loss on drying %≤	8-10

Packaging & Shipping

Company Profile

 

Shijiazhuang Miaoshi chemical Co., Ltd was founded in 2021, with the excellent quality of psales volumeroducts and professional services, it has won unanimous recognition from customers and the industry.
Mainly enges in the development and production of detergent materials, watertreatment, additive agents, dying stuffs, and also has been involved in other fine. Chemicals, cosmetic raw materials etc.
Sodium Tri Poly phosphate ( STPP) 94%&Sodium Hexameta phosphate SHMP 68% sales volume are increasing annual year to meet the demand of foreign markets.
And actively practices the business philosophy of "MY heart, let you feel more assured".
OPQ has international advanced production technology and equipment, the company's marketing network throughout the world, products exported to Europe, the Americas, Asia, Africa, many countries and regions.
At present, we are highly appraised and recognized by customers, investors and society fo outstanding research and development ability, strict quality control, perfect products and service and excellent credit. We have successfully established closely cooperative relations with customers in past several years.
Our company has got many awards such as " Shijiazhuang trustworthy enterprise " " Grade A for safe production and trustworthy enterprise " " Model enterprise of safety culture construction. ' Now our company has grown into a leading company in the industry and got wide praise and recognition.
Sticking to such culture of "Integrity-based, sustainable management", we produce products strictly in accordance with the standards of ISO 9001: 2000 quality system. Keeping developing creative products, insisting on efficient and environment-friendly scale production, and world-wide marketing strategy, and combining with our experienced management team, we now have formed a systemic core competency.
We firmly believe that customer's success is our success, and devote ourselves to building
A long-term relationship with all the friends globally.

FAQ

How long can i get my order?
Usually, the order will send within 1-3 days after payment.
Shipping can by International Express(3-7 days), by Air(3-7 days), by Sea(7-45 days) based on quantity and destination, or by your forwarder.

How to confirm the Product Quality before placing orders?
1.You can get free samples for some products, and only need to pay the shipping cost or arrange  a courier to us and take the samples.
2. You can tell us your product specifications and requests, then we will accord to your requests.

Is there a discount?
Different quantity has different discount.

What is loading port?
Usually is Shanghai, Qingdao or Tianjin.

How do we order and how do we pay the bill?
Proforma invoice will be sent first after confirmation of order, enclosed with our bank information. we can also accept Payment by T/T, Wested Union or Escrow(******).

How about the packing?
Usually we provide the packing as 25 kg/bucket or drum. Of course, if you have special requirements on them, we will accord to you.