Description

Trimethylnonylammoniumiodide is a quaternary ammonium salt (quat) with a long alkyl chain, widely recognized for its potent cationic surfactant properties. This compound is valued for its excellent biocidal efficacy and surface-active characteristics, making it a key functional ingredient in demanding industrial and specialty formulations. It is primarily utilized by manufacturers in the biocides, personal care, and textile processing industries seeking reliable antimicrobial and conditioning agents.

Application

• As an active antimicrobial agent in disinfectant concentrates, sanitizers, and algicides for industrial water treatment systems.
• As a cationic surfactant and conditioning agent in hair care products, fabric softeners, and antistatic formulations.
• As a phase transfer catalyst (PTC) in organic synthesis, facilitating reactions between reagents in immiscible phases.
• As a modifier for clay and mineral surfaces in the production of organoclays for nanocomposites and rheological control agents.
• As a biocide and preservative in coatings, adhesives, and polymer emulsions to prevent microbial degradation.
• As a corrosion inhibitor component in acidizing fluids and industrial cleaning formulations for the oil & gas sector.
• In analytical chemistry as an ion-pairing reagent for chromatographic separations.

Basic Information

Product Name	Trimethylnonylammoniumiodide
CAS No.	37074-52-5
Molecular Formula	C12H28IN
Molecular Weight	313.26 g/mol
Synonyms	N,N,N-Trimethyl-1-nonanaminium iodide; Nonytrimethylammonium iodide; 1-Nonanaminium, N,N,N-trimethyl-, iodide; Trimethylnonylammonium iodide; N,N,N-Trimethylnonylammonium iodide; Nonytrimethylammoniumiodide; TMAI (context-specific); Quaternary ammonium compound, C9
EINECS	253-350-7

Quality Control

Our Trimethylnonylammoniumiodide is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and performance. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical characteristics is provided with each shipment to guarantee traceability and compliance with your quality requirements.

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 product is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product quality and handling properties.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0 %
Loss on Drying	≤ 2.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1 %
pH (10% solution)	5.0 - 7.0

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