Description

Tetrapotassium (1-Hydroxyethylidene)Bisphosphonate is a highly effective, water-soluble organic phosphonate salt. This compound is valued for its exceptional chelating and scale inhibition properties, making it a critical component in industrial water treatment and process chemistry. It is primarily utilized by professionals in the water treatment, textile, and detergent industries to control scale formation, stabilize peroxides, and inhibit corrosion in complex aqueous systems.

Application

• Industrial Water Treatment: Acts as a highly effective scale and corrosion inhibitor in cooling water systems, boilers, and reverse osmosis membranes.
• Detergent & Cleaning Formulations: Functions as a builder and chelating agent to sequester calcium and magnesium ions, enhancing cleaning efficiency and preventing scale on equipment.
• Textile Processing: Used as a peroxide stabilizer in bleaching baths and as a sequestrant to prevent metal-ion catalyzed degradation of fibers.
• Pulp & Paper Manufacturing: Employed to control scale in digesters and paper machines and to stabilize hydrogen peroxide in bleaching stages.
• Oilfield Applications: Serves as a scale inhibitor in squeeze treatments and production systems to prevent mineral deposits.
• Personal Care Products: Incorporated in certain formulations as a chelating agent to improve stability and shelf-life.

Basic Information

Product Name	Tetrapotassium (1-Hydroxyethylidene)Bisphosphonate
CAS No.	14860-53-8
Molecular Formula	C2H4K4O7P2
Molecular Weight	322.34 g/mol
Synonyms	Tetrapotassium Etidronate; Potassium Etidronate; HEDP·K4; 1-Hydroxyethane-1,1-diphosphonic Acid Tetrapotassium Salt; Tetrapotassium 1-Hydroxyethylidene-1,1-diphosphonate; Dequest 2016 (Trade Name); Etidronic Acid Tetrapotassium Salt; K4HEDP
EINECS	238-933-2

Quality Control

Our Tetrapotassium (1-Hydroxyethylidene)Bisphosphonate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity, activity, and consistency. Certificates of Analysis (COA) documenting key parameters are available upon request to support your quality assurance protocols.

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 product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed after opening to prevent absorption of atmospheric moisture, which can lead to caking or reduced efficacy.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or granules
Identification (IR)	Conforms
Assay (HEDP·K4)	≥ 95.0%
pH (1% aqueous solution)	9.0 - 11.0
Water Content	≤ 2.0%
Iron (Fe)	≤ 10 ppm
Chloride (Cl)	≤ 0.01%

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