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% |

“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.
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

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.

FAQ
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