Description

Tetraammonium [(Propylimino)Bis(Methylene)]Diphosphonate is a specialized organophosphonate compound, valued for its excellent chelating and scale inhibition properties in aqueous systems. Its primary commercial value lies in its ability to effectively control mineral scale formation and sequester metal ions under demanding conditions. This chemical is essential for industrial water treatment, oilfield production, and detergent formulations where stability and performance are critical.

Application

• Industrial Water Treatment: Acts as a highly effective scale inhibitor and dispersant in cooling towers, boilers, and reverse osmosis systems to prevent calcium carbonate and sulfate scales.
• Oilfield Chemicals: Used in squeeze treatments and production chemicals for scale control in oil and gas wells, enhancing flow assurance and protecting downhole equipment.
• Detergent & Cleaning Formulations: Serves as a powerful builder and chelating agent to inactivate water hardness ions (Ca²⁺, Mg²⁺), improving surfactant efficiency and preventing soap scum.
• Pulp & Paper Processing: Functions as a chelant and dispersant to control metal ion interference during bleaching and pulping operations, improving process efficiency and product quality.
• Textile Processing: Used in dyeing and finishing baths to sequester metal ions that can cause shade variation or fabric degradation.
• Personal Care Products: Incorporated as a stabilizing and chelating agent in certain cosmetic and personal care formulations.

Basic Information

Product Name	Tetraammonium [(Propylimino)Bis(Methylene)]Diphosphonate
CAS No.	94202-03-6
Molecular Formula	C7H26N5O6P2
Molecular Weight	338.26 g/mol
Synonyms	Tetraammonium (propyliminobis(methylene))diphosphonate; ATMP·4NH3 (Amino Trimethylene Phosphonic Acid Tetraammonium Salt); Dequest 2006 (Trade Name); Phosphonic acid, [nitrilotris(methylene)]tris-, tetraammonium salt, N-propyl substituted; PBTC Ammonium Salt (related class); ATMP-NH4; N-Propyl-ATMP Tetraammonium Salt; Tetraammonium N-Propylaminotris(methylenephosphonate)
EINECS	Contact for details

Quality Control

Our Tetraammonium [(Propylimino)Bis(Methylene)]Diphosphonate is manufactured under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure consistent purity and performance, meeting the high standards required for industrial applications. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical parameters is provided with every shipment to guarantee traceability and compliance.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after initial use to prevent absorption of atmospheric moisture, which can lead to caking or reduced efficacy.

Specification

Item	Specification
Appearance	Clear to slightly yellow liquid
Assay (Active Content)	≥ 50.0 %
pH (as is, 1% solution)	6.0 - 8.0
Density (20°C)	1.25 - 1.35 g/mL
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.