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ATMP 95%
SINOBIO
29094990
Amino Trimethylene Phosphonic Acid (ATMP) 95% is a highly effective organic phosphonic acid water treatment agent. Its core characteristics and advantages can be summarized as follows:
Appearance and Form: White crystalline powder, purity ≥95%, easily soluble in water, highly hygroscopic, and easy to transport and store.
Molecular Structure: Molecular formula: N(CH₂PO₃H₂)₃, molecular weight: 299.05. Contains three phosphonic acid groups, which impart strong chelating ability.
Stability:
Thermal Stability: Decomposition temperature reaches 212°C. Scale inhibition is significant below 200°C, making it suitable for high-temperature environments (such as boiler water and heat exchange systems).
Chemical Stability: Stable within the pH range of 2-12. Decomposition may occur in strongly acidic conditions (pH < 2), but excellent performance is achieved under neutral and alkaline conditions.
Hydrolytic Stability: Resistant to hydrolysis in water, ensuring long-term stability.
* Chelation: Forms stable complexes with metal ions such as calcium, magnesium, and iron, preventing inorganic salt deposition. It is particularly effective against calcium carbonate scale.
* Lattice Distortion: Interferes with crystal growth, promoting the formation of small, easily dispersed crystals, thereby inhibiting scale formation at the root.
* Low-Threshold Inhibition: Effectively inhibits scale at low concentrations (1-10 mg/L), resulting in high economic efficiency.
* Metal Surface Film Formation: At high concentrations (e.g., 20-60 mg/L), it forms a protective film with Fe²⁺, Zn²⁺, and other materials, slowing corrosion.
* Chloride Ion Tolerance: Can withstand high concentrations of chloride ions (residual chlorine must be controlled to <1 mg/L), inhibiting direct chloride corrosion on metals.
Excellent dispersion of scales such as calcium carbonate, preventing precipitation and aggregation.
Item | Standard |
Appearance | White powder |
Assay % | 95.0 min |
Chloride (as Cl-)% | 1.0 max |
pH (1% water solution) | 2.0 max |
Fe, mg/L | 20.0 max |
Phosphorous acid % | 4.0 min |
Phosphoric acid % | 0.8 min |
* Circulating Cooling Water Systems: Prevents scaling and corrosion in large facilities such as thermal power plants and refineries, extending equipment life.
* Boiler Water Treatment: Reduces boiler scaling, improves thermal efficiency, and reduces energy consumption.
* Oilfield Reinjection Water: Removes harmful ions from injection water, reduces damage to underground rock formations, and improves oil recovery efficiency.
As a metal ion chelating agent, it prevents color change caused by dyes binding to metal ions, improving product quality.
Used in metal cleaning, electroplating pretreatment, and other fields, it removes surface impurities and prepares for subsequent processes.
* Catalytic Cracking and Hydrocracking: Used as a metal passivator in refineries to improve catalyst stability.
* Reverse Osmosis Systems: Prevents membrane surface scaling and extends membrane life.
ATMP Solid : 25kg/bag, customers’ requirement.
Storage for one year in shady room and dry place.
Amino Trimethylene Phosphonic Acid (ATMP) 95% is a highly effective organic phosphonic acid water treatment agent. Its core characteristics and advantages can be summarized as follows:
Appearance and Form: White crystalline powder, purity ≥95%, easily soluble in water, highly hygroscopic, and easy to transport and store.
Molecular Structure: Molecular formula: N(CH₂PO₃H₂)₃, molecular weight: 299.05. Contains three phosphonic acid groups, which impart strong chelating ability.
Stability:
Thermal Stability: Decomposition temperature reaches 212°C. Scale inhibition is significant below 200°C, making it suitable for high-temperature environments (such as boiler water and heat exchange systems).
Chemical Stability: Stable within the pH range of 2-12. Decomposition may occur in strongly acidic conditions (pH < 2), but excellent performance is achieved under neutral and alkaline conditions.
Hydrolytic Stability: Resistant to hydrolysis in water, ensuring long-term stability.
* Chelation: Forms stable complexes with metal ions such as calcium, magnesium, and iron, preventing inorganic salt deposition. It is particularly effective against calcium carbonate scale.
* Lattice Distortion: Interferes with crystal growth, promoting the formation of small, easily dispersed crystals, thereby inhibiting scale formation at the root.
* Low-Threshold Inhibition: Effectively inhibits scale at low concentrations (1-10 mg/L), resulting in high economic efficiency.
* Metal Surface Film Formation: At high concentrations (e.g., 20-60 mg/L), it forms a protective film with Fe²⁺, Zn²⁺, and other materials, slowing corrosion.
* Chloride Ion Tolerance: Can withstand high concentrations of chloride ions (residual chlorine must be controlled to <1 mg/L), inhibiting direct chloride corrosion on metals.
Excellent dispersion of scales such as calcium carbonate, preventing precipitation and aggregation.
Item | Standard |
Appearance | White powder |
Assay % | 95.0 min |
Chloride (as Cl-)% | 1.0 max |
pH (1% water solution) | 2.0 max |
Fe, mg/L | 20.0 max |
Phosphorous acid % | 4.0 min |
Phosphoric acid % | 0.8 min |
* Circulating Cooling Water Systems: Prevents scaling and corrosion in large facilities such as thermal power plants and refineries, extending equipment life.
* Boiler Water Treatment: Reduces boiler scaling, improves thermal efficiency, and reduces energy consumption.
* Oilfield Reinjection Water: Removes harmful ions from injection water, reduces damage to underground rock formations, and improves oil recovery efficiency.
As a metal ion chelating agent, it prevents color change caused by dyes binding to metal ions, improving product quality.
Used in metal cleaning, electroplating pretreatment, and other fields, it removes surface impurities and prepares for subsequent processes.
* Catalytic Cracking and Hydrocracking: Used as a metal passivator in refineries to improve catalyst stability.
* Reverse Osmosis Systems: Prevents membrane surface scaling and extends membrane life.
ATMP Solid : 25kg/bag, customers’ requirement.
Storage for one year in shady room and dry place.