Product Name: Sodium Salt of Triethylene-Tetramine Hexa(Methylene Phosphonic Acid) (TTHMPA-Na)
pH: Alkaline in aqueous solution (pH > 7)
Solubility: Highly soluble in water
Product Description:
TTHMPA-Na is a versatile chelating agent that offers exceptional performance in the management of scale and corrosion in various water systems. The compound is based on a triethylene-tetramine backbone with multiple methylene phosphonic acid groups, providing a high capacity for binding with metal ions.
Key Features:
- Enhanced Chelating Ability: TTHMPA-Na has a strong affinity for metal ions, effectively preventing scale formation and corrosion.
- Broad pH Tolerance: Operates effectively over a wide pH range, suitable for diverse water treatment applications.
- High Solubility: Readily dissolves in water, ensuring even distribution and application in water systems.
- Environmentally Considerate: Designed with lower toxicity and biodegradability compared to some traditional chelating agents.
Applications:
- Water Treatment: Utilized in both industrial and municipal water treatment to prevent scale and corrosion.
- Cooling Systems: Effective in industrial and commercial cooling water systems to maintain system efficiency.
- Heating Systems: Provides protection against scale and corrosion in heating and boiler systems.
- Oil and Gas: Used in enhanced oil recovery and as a corrosion inhibitor in oilfield operations.
Safety Information:
- Handle TTHMPA-Na with appropriate personal protective equipment (PPE), including gloves, safety goggles, and a mask.
- Avoid contact with skin and eyes. In case of contact, flush immediately with plenty of water and seek medical advice if necessary.
Storage Conditions:
- Store in a cool, dry, and well-ventilated area away from direct sunlight and heat sources.
- Keep containers tightly sealed to maintain product integrity and prevent contamination.


Melting point | 242 °C |
Boiling point | 546.04°C (rough estimate) |
density | 1.4353 (rough estimate) |
refractive index | 1.5300 (estimate) |
pka | 0.70±0.10(Predicted) |
from | solid |
color | white |



Packed in kraft paper or PE bags with inner plastic flim bags.
25kgs/bag,1000kg/palllet,40bags/pallet.

What is HMDTMPA?
HMDTMPA is a high-performance chelating agent used in industrial applications to prevent scale formation and corrosion by sequestering metal ions in water systems.
How does HMDTMPA work in water treatment?
HMDTMPA works by forming stable complexes with metal ions in the water, which prevents them from precipitating and forming scale. It also protects against corrosion by inhibiting the reaction of metal surfaces with corrosive agents.
What are the main applications of HMDTMPA?
HMDTMPA is used in:
- Industrial and municipal water treatment systems.
- Cooling tower and closed-loop systems.
- Boiler water treatment.
- Oil and gas industry processes, including enhanced oil recovery and drilling operations.
Is HMDTMPA safe to handle?
HMDTMPA should be handled with care using appropriate personal protective equipment (PPE), including gloves, safety goggles, and a mask, to prevent skin and eye contact. It should not be ingested or inhaled.
How should HMDTMPA be stored?
HMDTMPA should be stored in a cool, dry, and well-ventilated area away from direct sunlight and heat sources. Keep containers tightly sealed to maintain product integrity and prevent contamination.
What is the environmental impact of using HMDTMPA?
HMDTMPA is considered to have a low environmental impact due to its biodegradable nature and low toxicity. However, it should still be used and disposed of according to local regulations to minimize any potential environmental effects.
How does HMDTMPA compare to other chelating agents?
HMDTMPA offers superior chelating capacity and broad pH stability, making it effective in a wider range of applications compared to some other chelating agents. It is also environmentally friendly with a low toxicity profile.
What are the safety precautions when using HMDTMPA?
When using HMDTMPA, ensure good ventilation and avoid contact with skin and eyes. In case of contact, flush immediately with plenty of water and seek medical advice if necessary.
How can I determine the correct dosage of HMDTMPA for my application?
The optimal dosage of HMDTMPA depends on factors such as water chemistry, temperature, and the specific requirements of your system. It is recommended to consult with a water treatment specialist or conduct tests to determine the appropriate dosage.
What regulatory standards does HMDTMPA comply with?
HMDTMPA complies with international standards and regulations for use in its specified applications, ensuring its safe and effective use.
How can I get more information or purchase HMDTMPA?
For more information or to inquire about purchasing HMDTMPA, please contact our sales team. We are ready to assist you with your specific needs.