Description

Bis(Hexamethylenetriaminepenta(Methylenephosphonic Acid)) is a high-performance, multi-dentate phosphonic acid-based chelating agent and scale inhibitor. This compound matters for its exceptional ability to control scale formation and sequester metal ions, such as calcium, magnesium, and iron, under demanding conditions. It is primarily needed by industrial water treatment, oilfield chemical, and detergent formulation sectors where robust performance in strong acid/organic solvent environments is critical.

Application

• Industrial Water Treatment: As a highly effective threshold scale inhibitor and dispersant in cooling water, boiler water, and reverse osmosis systems, particularly where low pH conditions are present.
• Oilfield Chemicals: Used in scale squeeze treatments and as a component in drilling and completion fluids to prevent mineral scale deposition in downhole equipment and formations.
• Detergent & Cleaning Formulations: Acts as a builder and chelant to enhance cleaning efficiency by inactivating water hardness ions and stabilizing bleach in heavy-duty industrial and institutional cleaners.
• Pulp & Paper Processing: Employed to control scale in digesters, washers, and bleach plants, and to chelate metal ions that can catalyze peroxide decomposition.
• Textile Processing: Used in bleaching and dyeing baths to sequester metal ions that can cause fabric stains or interfere with chemical processes.
• Metal Surface Treatment: Functions as a chelating agent in pickling and plating baths to control metal ion concentration and improve surface quality.

Basic Information

Product Name	Bis(Hexamethylenetriaminepenta(Methylenephosphonic Acid))
CAS No.	34690-00-1
Molecular Formula	C17H44N6O15P5
Molecular Weight	685.4 g/mol
Synonyms	BHMT Phosphonate; Hexamethylenediamine-N,N,N',N',N'',N''-hexakis(methylenephosphonic acid); DTPMP-based oligomer; Bis-hexamethylenetriamine penta(methylene phosphonic acid); Amino phosphonate oligomer; Water treatment phosphonate scale inhibitor; Dequest 2066 (related trade name); 1,6-Hexamethylenebis[N,N-bis(phosphonomethyl)glycine]
EINECS	Contact for details

Quality Control

Our Bis(Hexamethylenetriaminepenta(Methylenephosphonic Acid)) is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure consistent performance and purity. Certificates of Analysis (COA) detailing key parameters such as active content, pH, and density 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, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents. As the product is compatible with strong acid/organic solvent environments, ensure containers are made of appropriate corrosion-resistant materials.

Specification

Item	Specification
Appearance	Clear to slightly hazy liquid
Active Content (as acid)	≥ 50%
pH (as is, 1% solution)	≤ 2.0
Density (20°C)	1.30 - 1.45 g/cm³
Iron (Fe)	≤ 10 ppm
Chloride (Cl)	≤ 100 ppm

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