Water treatment chemicals

Amino Trimethylene Phosphonic Acid (ATMP) – High-Performance Scale and Corrosion Inhibitor

  • Type Water treatment chemical
  • E No.
  • CAS No. 6419-19-8
  • Qty in 20' FCL 20
  • Packaging 250kg drums

📌 Detailed Introduction of ATMP

✔ What is Amino Trimethylene Phosphonic Acid (ATMP)?

Amino Trimethylene Phosphonic Acid (ATMP, C₃H₁₂NO₉P₃) is a high-performance phosphonate used primarily as a scale inhibitor and corrosion inhibitor in industrial water treatment applications. ATMP has strong chelating properties, preventing the formation of hard water scale in boilers, cooling systems, and oilfield water systems.

✔ CAS Number & Chemical Formula:

  • CAS Number: 6419-19-8

  • Chemical Formula: C₃H₁₂NO₉P₃


📌 Applications of ATMP

✔ Industrial Water Treatment

  • Used as a scale inhibitor in circulating cooling water systems, boilers, and reverse osmosis (RO) systems.

  • Prevents calcium carbonate (CaCO₃), calcium sulfate (CaSO₄), and barium sulfate (BaSO₄) scale formation.

  • Effective at low concentrations and works well in high pH and temperature environments.

✔ Oilfield Applications

  • ATMP is used as an oilfield antiscalant to prevent scale buildup in pipelines, drilling systems, and production wells.

  • Protects equipment and tubing from scaling, ensuring smooth operation and prolonged lifespan.

✔ Metal Surface Treatment & Detergents

  • ATMP is used in metal cleaning and surface treatment solutions to prevent corrosion and scaling.

  • Found in industrial detergent formulations for anti-redeposition properties.

✔ Textile & Paper Industry

  • Used as a chelation agent in the textile and paper processing industry.

  • Prevents metal ion interference, improving product quality and efficiency.


📌 Production Method & Raw Materials

✔ Raw Materials Used:

  • Phosphorous Acid (H₃PO₃)

  • Ammonia (NH₃)

  • Formaldehyde (CH₂O)

✔ Production Process:

  1. Reaction: Phosphorous acid reacts with ammonia and formaldehyde under controlled conditions.

  2. Purification: The solution is filtered and purified to remove impurities.

  3. Concentration: The final ATMP product is concentrated to the desired purity level.

  4. Quality Testing & Packaging: The ATMP is tested for purity, pH, and performance efficiency before packaging.


📌 Product Specifications

PropertyATMP LiquidATMP Powder
AppearanceColorless to light yellow liquidWhite crystalline powder
Active Content (%)≥ 50.0%≥ 95.0%
pH (1% solution)≤ 2.0≤ 2.0
Chloride (Cl⁻) (%)≤ 0.1%≤ 0.1%
Density (20°C, g/cm³)1.30 – 1.40
SolubilityCompletely soluble in waterSoluble in water
Packaging250kg drum or IBC tank25kg bag
Shelf Life24 months24 months

📌 Famous ATMP Brands Worldwide

  • Dequest (Italmatch Chemicals) – Italy

  • Thermphos – Netherlands

  • Jiangsu Khonor Chemicals Co., Limited – China


📌 Why Choose Jiangsu Khonor Chemicals Co., Limited?

High-Purity ATMP – Superior scale inhibition & corrosion protection
Competitive Pricing – Direct factory supply for cost-effective solutions
Customized Packaging – Available in liquid (IBC tanks, drums) and powder (bags)
Fast Global Delivery – Reliable logistics for on-time shipments


📌 Order High-Quality Amino Trimethylene Phosphonic Acid (ATMP) Today!

Looking for a trusted ATMP supplier? Jiangsu Khonor Chemicals Co., Limited offers premium Amino Trimethylene Phosphonic Acid (ATMP) for water treatment, oilfield applications, and industrial uses.

📞 Contact us today for bulk pricing, samples, and technical support!


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