Qu'est-ce que l'éthylène diamine tétra (acide méthylène phosphonique) sodique (EDTMPS) et quelles sont ses applications ?
EDTMPS, short for Ethylene Diamine Tetra (Methylene Phosphonic Acid) Sodium, is a nitrogen-containing organic polybasic phosphonic acid that serves as a cathodic corrosion inhibitor. It offers superior corrosion rate reduction compared to inorganic polyphosphates. It is water-soluble, environmentally friendly, chemically stable, and heat resistant. It demonstrates exceptional scale inhibition capabilities, even at temperatures up to 200℃.
In aqueous solutions, EDTMPS dissociates into eight positive-negative ions, allowing it to chelate with various metal ions and form complex macromolecular structures. This disrupts the normal crystallization of calcium scale, making it highly effective against calcium sulfate and barium sulfate scales. It finds widespread use in water treatment applications, particularly in cooling water systems, boilers, and industrial processes, where controlling scale deposition is crucial for maintaining equipment efficiency and performance. Its compatibility with other water treatment chemicals further enhances its versatility and reliability as a scale and corrosion control solution.
Les principales applications de l'EDTMPS sont les suivantes :
- Corrosion and scale inhibition: It is utilized as a corrosion inhibitor and scale inhibitor in circulating water and boiler water systems, safeguarding equipment from damage and maintaining their efficiency.
- Complexing agent in electroplating: Serves as a complexing agent in cyanide-free electroplating processes, aiding in the deposition of metals and ensuring high-quality and environmentally friendly plating.
- Chelating agent and bleach stabilizer in textile industry: In the textile printing and dyeing industry, it acts as a chelating agent and oxygen bleach stabilizer. It helps enhance dye fixation, improves color brightness, and stabilizes the bleaching process.
With its effectiveness in corrosion and scale control, as well as its versatile properties, it is a valuable component in water treatment, electroplating, and textile industries.
EDTMPS, or Ethylene Diamine Tetra (Methylene Phosphonic Acid) Sodium, is an organic polybasic phosphonic acid compound known for its cathodic corrosion inhibition properties. It offers a corrosion rate that is 3-5 times better than inorganic polyphosphates. It is fully soluble in water, environmentally friendly, and chemically stable with high thermal tolerance.
Les principales caractéristiques de l'EDTMPS sont les suivantes
- Excellent scale inhibition: It effectively prevents scale formation, particularly calcium sulfate and barium sulfate scales, even at temperatures up to 200℃.
- Solubilité dans l'eau et nature inoffensive : L'EDTMPS peut se dissoudre complètement dans l'eau sans causer de pollution ou de dommages à l'environnement.
- Chelation and complex formation: In aqueous solutions, it dissociates into eight positive-negative ions, allowing it to chelate with various metal ions and form complex macromolecular structures. This disrupts the crystallization of calcium scale and promotes dispersion in water.
- Versatile water treatment applications: it is widely used in cooling water systems, boilers, and various industrial processes where minimizing scale deposition is crucial for maintaining equipment efficiency and performance.
- Compatibility with other chemicals: it demonstrates excellent stability under different conditions and is compatible with other water treatment chemicals, enhancing its versatility and reliability as a scale and corrosion control solution.
Overall, it is a highly effective chelating agent and scale inhibitor, widely recognized for its ability to prevent scale formation and control mineral scales in water systems. Its compatibility, stability, and versatile applications make it an essential component in water treatment processes.
Mode d'emploi de (EDTMPS) Ethylène Diamine Tétra (Acide Méthylène Phosphonique) Sodium :
- Circulating Cooling Water: When using it alone in circulating cooling water, the recommended dosage is typically 2-10 mg/L.
- Low-Pressure Boiler Water Treatment: For water treatment in low-pressure boilers, it can be combined with HPMA (Hexamethylenediamine Tetra (Methylene Phosphonic Acid)). Mix the two chemicals in a ratio of 1:3 (EDTMPS:HPMA) before adding to the boiler water.
- Combination with Other Chemicals: It can be used in combination with other chemicals such as BTA (Benzotriazole), PAAS (Polyacrylic Acid Sodium), zinc salts, and more.
Précautions de sécurité :
When handling (EDTMPS) Ethylene Diamine Tetra (Methylene Phosphonic Acid), it is essential to follow safety precautions to ensure personal safety and minimize any potential risks. Here are the safety precautions:
- Alkaline Nature: It has a weak alkaline nature. Exercise caution when handling the chemical and prioritize occupational safety measures.
- Avoid Skin and Eye Contact: To prevent any potential skin or eye irritation, avoid direct contact with it. If contact occurs, promptly rinse the affected area with plenty of water.
- Protective Measures: It is advisable to wear appropriate personal protective equipment (PPE), such as gloves, safety goggles, and protective clothing, to minimize the risk of exposure.
Packaging and Storage:
- EDTMPS Liquid est généralement disponible dans les emballages suivants :
- 1. 200L HDPE Drum: It is commonly packaged in 200-liter high-density polyethylene (HDPE) drums. These drums provide a robust and secure container for storing and transporting the product. The HDPE material ensures compatibility and helps prevent leakage or contamination.
- 2. 1000L IBC (Intermediate Bulk Container): It is also available in larger volumes packaged in 1000-liter IBCs. These containers are convenient for customers requiring larger quantities of the product. IBCs are designed for easy handling and transportation, featuring a pallet base and integrated forklift pockets. Additionally, the packaging can be customized based on customers’ specific requirements. This may include different container sizes or materials, labeling, and additional safety features as per the customer’s needs.
- Stockage : Store in a cool, dry place away from sources of heat or ignition. Keep containers tightly sealed when not in use. Follow proper handling procedures and avoid any actions that may lead to the release of the chemical into the environment. The recommended storage period is twelve months.

Mots-clés SEO :
- EDTMPS
- Inhibiteur de corrosion
- Traitement des eaux industrielles
- Contrôle de l'échelle
Achat direct en usine pour l'accessibilité et l'abordabilité
Disponible en achat direct auprès de notre usine, l'EDTMPS est proposé à un prix accessible sans compromis sur la qualité. Cela signifie que vous pouvez obtenir ce produit exceptionnel à un prix compétitif, ce qui en fait un choix économique pour l'entretien de votre oasis aquatique.
Disponibilité :
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Synonyms refer to Ethylene Diamine Tetra (Methylene Phosphonic Acid) Sodium include:
- EDTMPS
- EDTMP
- EDTMPA
- EDTPO
- Sel de sodium de l'éthylène diamine tétra (acide méthylène phosphonique)
- Éthylènediamine tétra(acide méthylènephosphonique)
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EDTMPS : Ethylene Diamine Tetra (Methylene Phosphonic Acid) Sodium Fournisseur de haute qualité.
DTPMPA (acide diéthylène triamine pentaméthylène phosphonique), CAS : 15827-60-8
ATMP (acide aminotriméthylène phosphonique) : Une solution polyvalente pour le traitement de l'eau




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