1-Hydroxyethylidene-1, 1-Diphosphonic Acid

CAS# 2809-21-4

Product Description

1-Hydroxyethylidene-1, 1-Diphosphonic Acid (HEDP) is a phosphonate compound known for its ability to chelate metal ions and inhibit scale formation and corrosion. 

Product:

1-Hydroxyethylidene-1, 1-Diphosphonic Acid

CAS:

2809-21-4

Synonym:

Etidronic acid; 1-Hydroxyethylidenediphosphonic acid

Structure:

Typical Characteristics

Appearance

White powder

Density

2.1 g/cm3

Melting point

198~199 °C

Molecular Weight

206.03

Odor

Odorless

Purity

99%

Refractive index

1.586

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We Offer 1-Hydroxyethylidene-1, 1-Diphosphonic Acid
in various grades

A few of the grades available are listed below:

1-Hydroxyethylidene-1, 1-Diphosphonic Acid used in many
industry applications

1-Hydroxyethylidene-1, 1-Diphosphonic Acid (HEDP) is a phosphonate compound known for its ability to chelate metal ions and inhibit scale formation and corrosion. Here’s a list of some of its industrial uses:

  1. Water Treatment: HEDP is widely used in industrial water treatment processes to prevent scale formation and corrosion in boilers, cooling towers, and pipelines.
  2. Detergents and Cleaners: It is used in formulations of detergents and cleaners to enhance their effectiveness by preventing the precipitation of calcium and magnesium salts.
  3. Metal Surface Treatment: HEDP is utilized in metal surface treatment processes to clean and etch metal surfaces, improving paint adhesion and preventing corrosion.
  4. Textile Industry: It is used as a stabilizer in the textile industry to prevent the degradation of bleaching agents and improve the quality of the final product.
  5. Oilfield Applications: HEDP is employed in the oil and gas industry to prevent scale formation in downhole equipment and pipelines, ensuring efficient extraction and transport of hydrocarbons.
  6. Cosmetics and Personal Care: It is used in cosmetics and personal care products as a chelating agent to enhance the stability and efficacy of the formulations.
  7. Agriculture: HEDP is used as a nutrient source and chelating agent in agricultural applications to enhance the availability of essential nutrients to plants.
  8. Pulp and Paper Industry: It is used in the pulp and paper industry to control scale formation and improve the efficiency of the production process.
  9. Industrial Cleaning: HEDP is used in industrial cleaning formulations to remove scale and deposits from various surfaces, improving the cleanliness and efficiency of equipment.
  10. Concrete Admixtures: It is used in concrete admixtures to improve the workability and durability of concrete, enhancing its performance in construction applications.