Description

Hexadecaammonium [[3,6,9,12-Tetrakis(Phosphonatomethyl)-3,6,9,12-Tetraazatetradecane-1,14-Diyl]Bis[Nitrilobis(Methylene)]]Tetrakisphosphonate is a highly specialized, multi-dentate chelating agent belonging to the aminophosphonate family. This compound matters for its exceptional ability to sequester and deactivate polyvalent metal ions, such as calcium, magnesium, and iron, even under challenging conditions of high temperature and pH. Industrial users in water treatment, detergent formulation, and scale inhibition rely on its superior threshold inhibition and dispersancy properties to prevent costly scale formation and improve process efficiency.

Application

• Industrial Water Treatment: As a high-performance scale and corrosion inhibitor in cooling towers, boilers, and reverse osmosis systems.
• Detergent & Cleaning Formulations: Key builder and sequestrant in industrial and institutional cleaning products to enhance surfactant efficacy and prevent soap scum.
• Oilfield Chemicals: Used in scale squeeze treatments and as a component in drilling fluids to control mineral scaling in downhole and production equipment.
• Pulp & Paper Processing: Acts as a chelant in bleaching processes and a dispersant to control pitch and deposits.
• Textile Processing: Prevents scale buildup on machinery and fabrics during dyeing and finishing operations.
• Personal Care Products: Functions as a stabilizing chelating agent in formulations like shampoos and liquid soaps.

Basic Information

Product Name	Hexadecaammonium [[3,6,9,12-Tetrakis(Phosphonatomethyl)-3,6,9,12-Tetraazatetradecane-1,14-Diyl]Bis[Nitrilobis(Methylene)]]Tetrakisphosphonate
CAS No.	93842-79-6
Molecular Formula	C22H84N16O28P8 • xNH3 (Ammonium salt form)
Molecular Weight	Contact for details
Synonyms	Hexammonium [[3,6,9,12-Tetrakis(Phosphonatomethyl)-3,6,9,12-Tetraazatetradecane-1,14-Diyl]Bis[Nitrilobis(Methylene)]]Tetrakisphosphonate; DTPMP•NH4 (Ammonium salt of Diethylenetriamine Penta(methylene phosphonic acid) homolog); Ammonium salt of Polyamino polyphosphonate; High-performance phosphonate scale inhibitor; Amino tris(methylene phosphonic acid) polymer ammonium salt; ATMP-based polymer chelant; Multi-phosphonate sequestrant; PBTC-related phosphonate compound.
EINECS	Contact for details

Quality Control

Our production of Hexadecaammonium [[3,6,9,12-Tetrakis(Phosphonatomethyl)-3,6,9,12-Tetraazatetradecane-1,14-Diyl]Bis[Nitrilobis(Methylene)]]Tetrakisphosphonate adheres to a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistent performance and meets specifications for active content, pH, density, and key impurity profiles. Certificates of Analysis (COA) documenting these results are available upon request, providing full traceability and compliance assurance for your quality 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). This material is hygroscopic (moisture-sensitive). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Clear to slightly hazy liquid
Color	Colorless to pale yellow
Active Content (as acid)	≥ 50.0 %
pH (as is, 1% solution)	6.0 - 8.0
Density (20°C)	1.30 - 1.40 g/cm³
Identification (IR)	Conforms
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.