Your Professional Salts Of Phosphonates Supplier!

 

Shandong Keyu Water Treatment Co., Ltd. is a high-tech enterprise specializing in the research, development, design, production and sales of water treatment related products. It was originally established as Zibo Keyu Chemical Co., Ltd. in 2002 and has registered and established itself as a reliable professional water treatment agent supplier in China's water treatment field. Its products are widely applied in industries such as power, petrochemicals, steel, textiles, papermaking, dyeing and printing, mineral processing, and central air conditioning.

 

 
 
Why Choose Us

Advanced Equipment

The company boasts strong technical capabilities, supported by hardware facilities such as routine analysis laboratories, With modern production facilities and an annual production capacity of 10,000 tons, we maintain stable product supply and consistent quality.

Professional Team

We have dozens of professional water treatment technicians, and we also employ professors from major universities and water treatment professionals from Qilu Petrochemical as technical consultants. These technicians possess years, capable of providing technical support and resolving problems for customers in various fields.

Our Certifications

The company has passed safety production standardization acceptance, ISO9001 Quality Management System certification, ISO14001 Environmental Management System certification, and OHSAS18001 Occupational Health and Safety Management System certification.

Our Service

Our team supports international customers with technical guidance, multilingual communication, logistics coordination, and long-term after-sales assistance to help ensure smooth project operation.

 

 

Overview: Salts Of Phosphonates

 

 

Salts of phosphonates are chemical compounds derived from phosphonic acids, created when acidic hydrogen atoms are replaced by metal ions (like sodium or potassium) or organic cations. Because they contain a highly stable phosphorus-carbon (P-C) bond, they are valued in industry and medicine for their ability to bind with metals and resist degradation.

 

Product Specification

 

We offers the following product specifications:

Tradename

Chemical Description

CAS

Active Content

ATMP

Amino Trimethylene Phosphonic Acid

6419-19-8

min. 50%

HEDP

1-Hydroxy Ethylidene-1,1-Diphosphonic Acid

2809-21-4

min. 60%

HEDP.Na2

1-Hydroxy Ethylidene-1,1-Diphosphonic Acid Disodium Salt

7414-83-7

min. 20% in Liquid, min.89.9% in Powder

HEDP.Na4

1-Hydroxy Ethylidene-1,1-Diphosphonic Acid Tetrasodium Salt

3794-83-0

min. 85%

DTPMP.Na7

Diethylenetriamine Penta(Methylenephosphonic) Acid Heptasodium Salt

68155-78-2

min. 30.5%

DTPMP.Na7

Diethylenetriamine Penta(Methylenephosphonic) Acid Heptasodium Salt

68155-78-2

min. 40%

PBTC

2-Phosphonobutane-1,2,4-Tricarboxylic Acid

37971-36-1

min. 50%

 

Disodium Salt Of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid

 

Product features

“Threshold Effect” scale inhibition: The ability of very small amounts of scale inhibitors to keep large quantities of scalants in solution.


Sequestration: The ability to inactivate a metal ion and keep it in solution, preventing its negative side-effects.


Dispersion: Prevents the agglomeration of scale particles.


Corrosion Control: Provides synergistic corrosion control when used with zinc, phosphates, nitrates, molybdates, and others.

 

Differentiation in antiscalants

 

There are two types of application of antiscalants


Solid form (balls): These balls are used in household water purifiers in the housing of the pre-sediment filter.


Liquid form: This is used in industrial reverse osmosis (RO) systems that purify thousands of gallons of water daily. The chemical anitiscalant is added with a dosing pump at a suitable dosing rate.


Balls are not used in the industrial RO system because they would have to be changed 20-30 times a day.

 

 

Application

Molecules with a carbon-phosphorus bond do occur naturally in some organisms like mushrooms, mollusks and insects, but these useful properties mean they are manufactured for industrial use. Phosphonates beneficial as part of any process that uses water, but they have specific applications in:
• Aluminium etching
• Cosmetics
• Cooling water treatment
• Detergents
• Paper and pulping
• Peroxide stabilisation
• Sugar refining
• Textile bleaching
• Swimming pool chemicals

Potassium Salt Of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid

 

 

Package and Storage

 

 

ATMP liquid:200L plastic drum,IBC(1000L),customers' requirement.


ATMP solid: 25kg/bag, customers' requirement. Storage for ten months in shady room and dry place.


Safety Protection: Acidity, Avoid contact with eye and skin, once contacted, flush with water.

 

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FAQ

 

 

Q: What are phosphonate salts and how are they used in industrial applications?

A: Phosphonate salts are neutralized derivatives of phosphonic acids designed to improve water solubility, handling safety, and formulation compatibility. They are widely used in industrial water treatment, detergents, oilfield chemicals, and cleaning formulations for scale inhibition, corrosion control, and metal ion stabilization.

Q: What are the key advantages of using phosphonate salts instead of phosphonic acids?

A: Phosphonate salts generally provide improved pH stability, easier dosing, reduced corrosiveness during handling, and enhanced compatibility with alkaline systems. They are often preferred in ready-to-use formulations and applications requiring stable long-term storage.

Q: Which phosphonate salt types are most commonly used in water treatment?

A: Common products include sodium salts and potassium salts of HEDP, ATMP, and DTPMP. These salts are selected based on application requirements such as water hardness, pH range, operating temperature, and compatibility with other treatment chemicals.

Q: How do phosphonate salts prevent scale formation?

A: Phosphonate salts interfere with crystal nucleation and growth processes, preventing mineral deposits from adhering to equipment surfaces. Their threshold inhibition mechanism allows effective scale control even at relatively low treatment dosages.

Q: Are phosphonate salts suitable for high-hardness water systems?

A: Yes. Phosphonate salts perform exceptionally well in high-hardness and high-alkalinity environments. They effectively control calcium and magnesium scale while maintaining system cleanliness and operational efficiency.

Q: What industries typically use phosphonate salt formulations?

A: Phosphonate salts are commonly used in power plants, petrochemical facilities, municipal water treatment, pulp and paper production, textile manufacturing, oil & gas operations, and industrial cleaning sectors.

Q: Can phosphonate salts be combined with polymers and dispersants?

A: Yes. Phosphonate salts demonstrate excellent compatibility with acrylic polymers, copolymers, dispersants, and biocides. This flexibility allows manufacturers to formulate advanced multifunctional treatment solutions.

Q: What is the difference between sodium phosphonates and potassium phosphonates?

A: Sodium phosphonates are widely used in standard industrial water treatment due to their cost efficiency and strong performance. Potassium phosphonates offer higher solubility and are often preferred in specialty formulations or applications requiring low sodium content.

Q: How do phosphonate salts contribute to corrosion protection?

A: Phosphonate salts help form protective films on metal surfaces and stabilize dissolved metal ions in water systems. This reduces oxidation reactions, minimizes metal loss, and extends equipment service life.

Q: Are phosphonate salts stable under harsh operating conditions?

A: Most phosphonate salts provide excellent chemical and thermal stability across a broad pH and temperature range. They maintain strong performance in demanding industrial environments, including recirculating cooling systems and oilfield operations.

Q: What should buyers evaluate when sourcing phosphonate salts?

A: Buyers should assess active content, impurity levels, formulation compatibility, storage stability, compliance documentation, and manufacturing consistency. Reliable technical support and supply chain stability are also critical factors for long-term procurement.

Q: Can phosphonate salts support environmentally responsible water treatment programs?

A: Many modern phosphonate salt formulations are designed to meet international environmental standards and support sustainable water management practices. Proper dosage optimization also helps reduce overall chemical consumption and wastewater impact.

Q: What packaging formats are available for industrial buyers?

A: Phosphonate salts are commonly supplied in HDPE drums, IBC totes, and bulk tanker shipments. Customized packaging and private labeling options are also available for distributors and large-volume users.

Q: How are phosphonate salts typically applied in industrial systems?

A: They are usually introduced through automated dosing systems to maintain consistent inhibitor concentration levels. Continuous dosing ensures optimal scale and corrosion protection while minimizing operational interruptions.

Q: Why is product consistency important for phosphonate salt suppliers?

A: Consistent product quality ensures predictable treatment performance, reduces formulation risks, and supports stable system operation. For international buyers, dependable suppliers with strict quality control systems are essential for maintaining long-term operational reliability and regulatory compliance.

As one of the leading salts of phosphonates manufacturers and suppliers in China, we warmly welcome you to buy discount salts of phosphonates in stock here from our factory. If you have any enquiry about pricelist, please feel free to email us.

1 hydroxyethylidene 1 1 diphosphonic acid hedp, ethylene diamine tetra acetic acid, ethylenediamine acetic acid

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