Tetra Sodium Salt of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid (HEDP•Na4)

CAS No.  29329-71-3 (x-Na), 3794-83-0 (4-Na)    Synonyms: Tetrasodium etidronate

Molecular Formula: C₂H₄O₇P₂Na₄                       Molecular weight: 294

Structural Formula:

Properties:

HEDP•Na4 is the sodium salt of HEDP, HEDP•Na4 is an good scale inhibitor for calcium carbonate, it can be used in low pressure boiler water system, circulating water system, industrial and municipal cleaning water system and swimming pool.

The solid HEDP•Na4 is white powder, soluble in water, easily deliquescence, suitable for use in winter and freezing districts. It is a kind of organophorphonic acid scale and corrosion inhibitor, can form stable complex with Fe, Cu and Zn ions, it can dissolve the oxides on metal surface, it has good scale and corrosion inhibition effect under 250℃.

HEDP•Na4 is widely used in circulating cool water system, medium and low pressure boiler, oil field water pipelines as scale and corrosion inhibitor in fields such as electric power, chemical industry, metallurgy, fertilizer, etc.. In light woven industry, HEDP•Na4 is used as detergent for metal and nonmetal. In dyeing industry, HEDP•Na4 is used as peroxide stabilizer and dye-fixing agent; In non-cyanide electroplating, HEDP•Na4 is used as chelating agent. 

Specification:

Safety Protection:

Weak acidity, Avoid contact with eye and skin, once contacted, flush with water.

Gite concentrate on water treatment chemicals industry since established, and have make great progress. On the basis of technology development, our company has taken in a group of experienced personnels who are talented in senior management, marketing and skills of producing. In the company, great attention is paid to basic management, stable quality, continuously improving pre-sale services, sale and after-sale services, and enhancing the market competitiveness of ouur products.Main products of our company: HEDP, ATMP, PBTCA, PAA, PAAS.

• We are Shandong Gite Chemical Co.,Ltd. concentrating on water treatment chemicals industry since established, and have make great progress. 


• With 20 year experience ,we have won great reputation and establied strict quality control systems at home and abroad.


• It will be our geat pleasure if there will be any chance to cooperate with you in further time.

Question 1: Are you a Factory?
Answer:
Yes, we have our own Factory and sell online, export priority.

Question 2: How can I get Free samples for testing?
Answer:
Kindly send us your address, we will send the Free samples to you.

Question 3: I don’t know whether your product meets my standards or not, how can I order this from you?
Answer:
You can request samples from us and test it. Sample is for free, but courier fees buyer pays.

Question 4: How do you guarantee the quality of your products?
Answer:
All our products have to be checked strictly before entry warehouse.

Question 5: How do you pay for these products?
Answer:
We have the following payment modes:
1. Paypal; 2. Alibaba Trade; 3. T/T (Telegraphic Transfer); 4. L/C (Letter of Credit)