Description

1,6-Hexanebisphosphonic Acid is a versatile organic phosphonate compound characterized by its two phosphonic acid groups separated by a hexamethylene chain. This structure makes it an effective chelating agent and scale inhibitor, crucial for controlling metal ion precipitation and corrosion in industrial systems. It is primarily utilized by manufacturers and formulators in the water treatment, detergent, and personal care industries, where its stability and performance under various pH conditions are highly valued.

Application

• Industrial Water Treatment: Acts as a highly effective scale and corrosion inhibitor in cooling water, boiler water, and reverse osmosis systems.
• Detergent & Cleaning Formulations: Serves as a builder and chelating agent to sequester calcium and magnesium ions, enhancing cleaning efficiency.
• Personal Care Products: Used in formulations such as shampoos and soaps for its chelating and stabilizing properties.
• Textile & Pulp Processing: Functions as a dispersant and chelant to prevent metal-ion catalyzed degradation and improve process efficiency.
• Oilfield Applications: Employed in scale squeeze treatments and as a component in drilling fluids to control mineral scale.
• Metal Surface Treatment: Used in pickling and plating baths to control metal ions and prevent undesirable precipitation.

Basic Information

Product Name	1,6-Hexanebisphosphonic Acid
CAS No.	4721-22-6
Molecular Formula	C6H16O6P2
Molecular Weight	246.14 g/mol
Synonyms	Hexamethylenediphosphonic Acid; 1,6-Hexanediphosphonic Acid; HMDP; HMDPh; Dequest 2060S; Phosphonic acid, P,P'-(1,6-hexanediyl)bis-; 1,6-Bis(phosphono)hexane
EINECS	225-202-6

Quality Control

Our 1,6-Hexanebisphosphonic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay and impurity profile determination by techniques such as HPLC and titration, to ensure it meets precise specifications and is consistent for your application. A Certificate of Analysis (COA) documenting these results is provided with every shipment to guarantee quality assurance and traceability.

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); ensure containers are kept tightly sealed to prevent absorption of atmospheric moisture which may affect quality.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (Titration)	≥ 95.0 %
Water Content	≤ 2.0 %
pH (1% aqueous solution)	1.5 - 3.0

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