Description

Phosphonosuccinic Acid is a high-performance organophosphorus compound valued for its excellent chelating and scale inhibition properties. Its unique molecular structure makes it a powerful and environmentally favorable alternative to traditional phosphonates in demanding water treatment and industrial cleaning applications. This product is essential for formulators and process engineers in the water treatment, detergent, and textile industries seeking effective mineral scale control and metal ion sequestration.

Application

• Industrial Water Treatment: A highly effective scale and corrosion inhibitor in cooling water systems, boiler water, and reverse osmosis membranes, particularly effective against calcium carbonate and sulfate scales.
• Detergent & Cleaning Formulations: Acts as a superior builder and chelant in industrial and institutional cleaning products, enhancing cleaning power by sequestering water-hardness ions like calcium and magnesium.
• Textile & Pulp Processing: Used as a stabilizer, dispersant, and chelating agent in bleaching baths, dyeing processes, and pulp production to improve process efficiency and product quality.
• Oilfield Chemistry: Employed in scale squeeze treatments and as an additive in drilling fluids to prevent mineral scale deposition in downhole equipment and pipelines.
• Personal Care Products: Functions as a stabilizing and chelating agent in certain cosmetic and personal care formulations where purity standards are met.
• Metal Surface Treatment: Used in metal cleaning and plating baths to control water hardness and prevent precipitation of insoluble salts.

Basic Information

Product Name	Phosphonosuccinic Acid
CAS No.	5768-48-9
Molecular Formula	C4H7O7P
Molecular Weight	198.07 g/mol
Synonyms	PSA; 2-Phosphonobutane-1,2,4-tricarboxylic Acid; Phosphonobutanetricarboxylic Acid; PBTC; Butane-1,2,4-tricarboxylic acid 2-phosphonic acid; 1,2,4-Butanetricarboxylic acid, 2-phosphono-; Phosphonosuccinic Acid Tetrasodium Salt (salt form); Bayhibit AM
EINECS	227-268-8

Quality Control

Our Phosphonosuccinic Acid is manufactured under a stringent quality management system. Every batch undergoes rigorous analytical testing to ensure consistent purity, performance, and compliance with relevant industry standards. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical parameters is provided with each shipment to guarantee traceability and quality assurance for our B2B partners.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); ensure the original container is securely sealed after each use to prevent absorption of atmospheric moisture, which may affect product quality.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
pH (1% aqueous solution)	1.5 - 3.0
Iron (Fe)	≤ 50 ppm
Chloride (Cl)	≤ 100 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.