Description

Ethyl Dimethyl Stearyl Ammonium Bromide is a high-purity quaternary ammonium compound (quat) valued for its cationic surfactant properties and excellent emulsifying and conditioning effects. This versatile chemical is essential for formulators seeking to enhance product stability, surface activity, and antimicrobial performance. It is primarily utilized by manufacturers in the personal care, textile, and industrial biocides sectors.

Application

• Hair Conditioners & Cream Rinses: Acts as a primary cationic conditioning agent, providing excellent detangling, softness, and manageability to hair.
• Fabric Softeners: Imparts a soft, fluffy hand-feel to textiles and reduces static cling.
• Industrial Biocides & Sanitizers: Serves as an effective active ingredient in disinfectant formulations for its antimicrobial properties against a broad spectrum of bacteria and fungi.
• Emulsion Stabilizer: Used in cosmetic and pharmaceutical creams and lotions to stabilize oil-in-water emulsions.
• Antistatic Agent: Applied in plastics and synthetic fiber processing to reduce static electricity buildup.
• Phase Transfer Catalyst: Facilitates reactions between reactants in immiscible phases in certain organic synthesis processes.

Basic Information

Product Name	Ethyl Dimethyl Stearyl Ammonium Bromide
CAS No.	111-98-8
Molecular Formula	C₂₂H₄₈BrN
Molecular Weight	406.53 g/mol
Synonyms	Stearyl Dimethyl Ethyl Ammonium Bromide; N,N-Dimethyl-N-ethyl-1-octadecanaminium Bromide; Octadecyl Dimethyl Ethyl Ammonium Bromide; Cetethyldimonium Bromide; ADOGEN 462; Arquad 18-50; EQ-1; Cationic Surfactant 1827
EINECS	203-926-2

Quality Control

Our Ethyl Dimethyl Stearyl Ammonium Bromide is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and performance. A Certificate of Analysis (COA) documenting key parameters such as assay, moisture content, and residue on ignition is provided with each 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). This product is hygroscopic (moisture-sensitive); ensure containers are sealed immediately after use to prevent absorption of atmospheric moisture which may affect quality.

Specification

Item	Specification
Appearance	White to off-white powder or flakes
Identification (IR)	Conforms
Assay (by Titration)	≥ 98.0 %
Loss on Drying	≤ 2.0 %
Residue on Ignition	≤ 0.1 %
pH (1% Solution)	5.0 - 7.0

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