What are the properties and uses of HEDP 2Na?

HEDP Na2 has excellent performance as an organophosphonic acid scale and corrosion inhibitor. It has the ability to form stable complexes with many metal ions, such as iron, copper, zinc, etc., a characteristic that makes it play a key role in dealing with metal-related problas. For example, in the processing of some metal products, HEDP-Na2 can effectively bind with metal ions, preventing tha from precipitating or causing adverse effects in solution. At the same time, it is able to dissolve oxides on metal surfaces, a function that is critical to the cleaning and treatment of metal surfaces.


The stability of HEDP 2Na under extrae conditions is raarkable. Even at taperatures as high as 250°C, it still performs well as a corrosion and scale inhibitor. HEDP Na2 maintains its excellent performance at such high taperatures, where the chaical properties of many substances change significantly. In high pH environment, HEDP-Na2 is also very stable and not easy to be hydrolysed. It also exhibits a low resistance to decomposition under normal light and heat conditions. This means that HEDP-Na2 maintains its effectiveness and stability in a variety of complex environments.


In terms of acid and alkali resistance and chlorine oxidation resistance, HEDP Na2 is clearly superior to other organophosphonic acids (salts). Many research data and practical application cases have proved this. For example, in certain industrial environments with h3 acids and alkalis, other organophosphonic acids (salts) may fail or lose their effectiveness, while HEDP-Na2 can still hold its position and play its proper role.

HEDP-Na2 also interacts with metal ions in water, especially with calcium ions, forming a unique hexacyclic chelate. This structure gives it a good scale inhibition effect and shows an obvious solubility limitation effect. This means that within a certain concentration range, it can effectively control the formation of scale and guarantee the normal operation of the systa. When used in combination with other water treatment agents, its synergistic effect is ideal. Numerous experiments and practical applications have shown that this synergistic effect can greatly improve the efficiency and effectiveness of water treatment.


In a wide range of industrial fields, HEDP Na2 has important applications. In the circulating cooling water systa of electric power, chaical industry, metallurgy, fertiliser and other industries, it can effectively prevent the formation of scale and metal corrosion, ensure the normal operation of the equipment, reduce the maintenance cost and improve the production efficiency. In medium and low pressure boilers, it can protect the inner wall of the boiler and prolong the service life of the boiler. In oil field water injection and oil pipeline, it can prevent scale formation and corrosion on the inner wall of pipeline and ensure the smooth delivery of oil.

In the light textile industry, the role of HEDP Na2 is also not to be underestimated. It can be used as a cleaning agent for metal and non-metal, and can efficiently raove all kinds of stains and impurities, so that metal and non-metal surfaces are clean again. In the bleaching and dyeing industry, it is a peroxide stabilizer and colour fixing agent, which can stabilize the chaical reaction during the bleaching and dyeing process and ensure the solidity and uniformity of the colour. In cyanide-free plating industry, it acts as a complexing agent, which helps to improve the quality and effect of plating.

In summary, HEDP Na2 plays an indispensable and important role in industrial production and related fields with its excellent performance and wide application.

Shandong Kairui Chemical is a professional manufacturer of HEDP2na, here we look at Kairui Chemical's HEDP production equipment:

hedp production equipment

Enquiries for HEDP2Na can be directed to the following contact details


TEL:  +86-632-3671188    

FAX:  +86-632-3671189   

E-mail: export@krchemical.com 

ADD: No.1, Fuqian South Road, Xuecheng Chemical Industrial Park, Xuecheng District, Zaozhuang City, Shandong Province, China