Description

Cetylpyridinium Chloride is a quaternary ammonium compound widely recognized for its potent antimicrobial and surfactant properties. This versatile chemical is essential for formulators requiring effective biocidal action and cationic surface activity in a range of industrial and consumer products. Key industries that rely on this compound include pharmaceuticals, personal care, food processing, and industrial water treatment, where it serves as a critical active ingredient or processing aid.

Application

• Pharmaceutical Antiseptics: Active ingredient in throat lozenges, mouthwashes, nasal sprays, and wound disinfectants for its broad-spectrum antimicrobial efficacy.
• Personal Care & Cosmetics: Used in formulations for anti-dandruff shampoos, deodorants, skin cleansers, and preservative systems due to its surfactant and biocidal properties.
• Food Industry Sanitizer: Employed as a surface disinfectant and sanitizing agent for food processing equipment and facilities.
• Industrial Biocide: Applied in cooling water systems, oilfield operations, and paper mills to control microbial growth and biofilm formation.
• Textile & Leather Processing: Functions as a softening agent, antistatic agent, and disinfectant in fabric and leather treatment baths.
• Research & Laboratory Reagent: Utilized in biochemical research, particularly in nucleic acid purification and protein analysis protocols.

Basic Information

Item	Details
Product Name	Cetylpyridinium Chloride
CAS No.	123-03-5
Molecular Formula	C21H38ClN
Molecular Weight	339.99 g/mol
Synonyms	1-Hexadecylpyridinium Chloride; CPC; Cetrimonium Chloride (Note: Cetrimonium Chloride typically refers to a C12-C16 mixture, but CPC is a specific C16 homologue); N-Cetylpyridinium Chloride; Hexadecylpyridinium Chloride; Cetylpyridinium Chloride Monohydrate (common hydrated form); Pyridinium, 1-hexadecyl-, chloride
EINECS	204-593-9

Quality Control

Our Cetylpyridinium Chloride is manufactured under a rigorous quality management system. Production adheres to cGMP guidelines where applicable, and the product can be supplied to meet various pharmacopoeial standards such as USP, EP, or BP upon request. Every batch is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles to ensure it meets your specific application requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect quality and handling properties.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to standard
Assay (Anhydrous Basis)	98.0% - 102.0%
Loss on Drying	≤ 5.0% (or as per grade)
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm
Microbial Enumeration Tests	Meets specified limits

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