Speciality Chemicals

Hydroxyethylamino-Di(Methylene Phosphonic Acid)

  • CAS No.5995-42-6
  • GradeIndustrial / Pharmaceutical
  • Availability● In Stock

High-performance organophosphoric acid designed for superior scale and corrosion inhibition in industrial water systems.

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Product Technical Details

Product Overview

Hydroxyethylamino-Di(Methylene Phosphonic Acid), commonly known as HEMPA or EABMP Acid, is a specialized organophosphoric compound engineered for demanding industrial applications. This advanced chemical structure provides exceptional chelation properties, making it a critical component in modern water treatment formulations. Our manufacturing process ensures high purity and consistent quality, suitable for integration into complex chemical systems where stability and performance are paramount.

As a versatile aminophosphonic acid derivative, this product exhibits remarkable stability under harsh conditions, including high temperatures and varying pH levels. It is particularly effective in environments with elevated concentrations of dissolved iron and calcium, where traditional inhibitors may fail. The molecular design allows for synergistic interactions when combined with other water treatment agents, enhancing overall system efficiency.

Key Specifications

ParameterSpecification
CAS Number5995-42-6
AppearanceColorless to light yellow transparent liquid
Active Content60.0% min
pH (1% water solution)2.0 max
Chloride (as Cl)5.0% max
Iron (Fe)20 mg/L max
Density (20℃)1.30 g/cm3 min
Molecular FormulaC4H13NO7P2
Molecular Weight249.10

Industrial Applications

HEMPA is extensively utilized across multiple sectors due to its robust scale inhibition and corrosion inhibition capabilities. In the oilfield industry, it serves as a vital additive to prevent mineral deposition in pipelines and extraction equipment. Its compatibility with methanol and water solutions expands its utility in diverse operational contexts.

In detergent and soap manufacturing, this compound enhances product performance by softening water and protecting machinery from scale buildup. Metal treatment processes also benefit from its chelating ability, which helps maintain surface integrity during cleaning and finishing operations. When formulated with polycarboxylic acids or other organophosphoric acids, it delivers superior synergistic effects, optimizing cost-efficiency and operational longevity.

Advantages and Performance

  • Exceptional chelation stability in high iron and calcium environments.
  • Compatible with a wide range of water treatment chemical blends.
  • Effective scale inhibition prevents equipment fouling and downtime.
  • Corrosion inhibition extends the lifespan of industrial infrastructure.
  • Consistent quality supported by rigorous manufacturing controls.

Safety and Storage

Proper handling procedures are essential to ensure safety during use. Personnel should avoid direct contact with eyes and skin, utilizing protective goggles and rubber gloves at all times. The product should be stored in a shady, dry room to maintain stability for up to ten months. Packaging options include 250kg drums or 1250kg IBCs, adaptable to specific customer logistical requirements.