Description

Imidodiphosphonic Acid is a high-purity organophosphorus compound with significant chelating and scale inhibition properties. Its unique molecular structure makes it a highly effective agent for controlling metal ions and preventing mineral deposits in complex aqueous systems. This product is essential for industrial water treatment, oilfield operations, and advanced material synthesis where precise chemical control is required. We supply consistent, high-quality material to meet the demanding specifications of global B2B clients.

Application

• Industrial Water Treatment: Acts as a powerful scale and corrosion inhibitor in cooling towers, boilers, and reverse osmosis systems.
• Oilfield Chemicals: Used in squeeze treatments and as a component in scale inhibitor formulations for downhole applications to prevent barium sulfate and calcium carbonate scaling.
• Metal Surface Treatment: Serves as a chelating agent in metal cleaning, pickling, and plating baths to control metal ion concentration and improve finish quality.
• Detergent & Cleaning Formulations: Functions as a builder and sequestrant to enhance the efficacy of industrial and institutional cleaning products by inactivating water hardness ions.
• Pulp & Paper Industry: Employed to chelate metal ions like iron and manganese that can catalyze peroxide decomposition and cause brightness reversion.
• Chemical Synthesis Intermediate: Used in the production of more complex phosphonate derivatives, pharmaceuticals, and specialty chemicals.
• Textile Processing: Applied as a stabilizer and sequestrant in bleaching, dyeing, and finishing baths to improve process consistency and fabric quality.

Basic Information

Product Name	Imidodiphosphonic Acid
CAS No.	27590-04-1
Molecular Formula	C3H10N2O6P2
Molecular Weight	248.07 g/mol
Synonyms	IDPA; Aminobis(methylenephosphonic acid); 1-Hydroxyethane-1,1-diyldiphosphonic acid amine derivative; Nitrilodimethylenephosphonic acid; Phosphonic acid, P,P'-(iminodi-2,1-ethanediyl)bis-; Amino di(methylene phosphonic acid); (Aminomethylene)diphosphonic acid; N,N-Bis(phosphonomethyl)amine
EINECS	Contact for details

Quality Control

Our Imidodiphosphonic Acid is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets the high standards required for industrial and specialty chemical applications. Certificates of Analysis (COA) documenting purity, identity, and key physical parameters are provided with each shipment and are available upon request.

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 material is hygroscopic (moisture-sensitive); ensure the container is kept tightly sealed to prevent absorption of atmospheric moisture which may affect product quality.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
pH (1% aqueous solution)	1.5 - 3.5

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