Description

[[Isopropylimino]Bis(Methylene)]Bisphosphonic Acid, Sodium Salt is a high-purity, organophosphorus compound primarily utilized as a highly effective scale and corrosion inhibitor. This chemical is valued for its strong chelating properties and thermal stability, making it a critical component in industrial water treatment formulations. It is essential for industries requiring robust protection against mineral scale deposition and metal degradation in complex aqueous systems.

Application

• Industrial Water Treatment: A key ingredient in cooling water, boiler water, and reverse osmosis systems to prevent calcium carbonate, sulfate, and phosphate scale formation.
• Oilfield Chemicals: Used in drilling fluids, production chemicals, and squeeze treatments to control scale in downhole and topside equipment, enhancing operational efficiency.
• Detergent & Cleaning Formulations: Acts as a builder and sequestrant to inactivate water hardness ions (Ca²⁺, Mg²⁺), improving surfactant performance and preventing soap scum.
• Pulp & Paper Processing: Employed to control scale in digesters, evaporators, and bleach plants, maintaining heat transfer efficiency and equipment longevity.
• Textile Processing: Serves as a chelating agent in dyeing and finishing baths to prevent metal-ion interference and ensure consistent color quality.
• Metal Surface Treatment: Used in cleaning and pickling solutions to inhibit corrosion and control scale during metal processing and finishing.

Basic Information

Product Name	[[Isopropylimino]Bis(Methylene)]Bisphosphonic Acid, Sodium Salt
CAS No.	94232-08-3
Molecular Formula	C7H18NNa2O9P2 (common representation)
Molecular Weight	Contact for details
Synonyms	PBTC Sodium Salt; Phosphonobutane Tricarboxylic Acid, Sodium Salt (common trade name); 1-Phosphonobutane-1,2,4-Tricarboxylic Acid, Sodium Salt; Sodium [[Isopropylimino]bis(methylene)]bisphosphonate; Isopropyliminobis(methylenephosphonic acid) Sodium Salt; ATMP Sodium Salt (common industry alias); Aminotris(methylenephosphonic acid) Sodium Salt Derivative; Water Treatment Scale Inhibitor 94232-08-3
EINECS	Contact for details

Quality Control

Our [[Isopropylimino]Bis(Methylene)]Bisphosphonic Acid, Sodium Salt is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for active content, pH, density, and impurity profiles. Certificates of Analysis (COA) documenting purity and performance characteristics 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). This material is hygroscopic (moisture-sensitive); ensure containers are kept sealed to prevent absorption of atmospheric moisture which may affect product quality.

Specification

Item	Specification
Appearance	Clear to slightly hazy liquid
Active Content	≥ 50%
pH (as is, 1% solution)	1.5 - 3.5
Density (20°C) g/cm³	1.30 - 1.40
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0% (on active basis)
Chloride (as Cl⁻)	≤ 0.5%
Iron (Fe)	≤ 10 ppm

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