Views: 0 Author: Site Editor Publish Time: 2026-03-25 Origin: Site
In healthcare, personal care, industrial production and daily life, the demand for safe, effective antimicrobial and disinfection ingredients is growing rapidly. Many businesses and formulators face challenges such as poor antimicrobial efficacy, unstable performance, and incompatibility with other ingredients. Benzalkonium chloride, commonly referred to as BKC or 1227 with the CAS number 139-07-1, is a high-performance cationic surfactant that solves these problems with its excellent properties. This article introduces BKC (1227) in a clear and accurate way, focusing on its key features, practical applications and the solutions it provides.
Benzalkonium chloride (BKC, 1227, CAS 139-07-1) is a quaternary ammonium compound and a type of cationic surfactant. It is usually a colorless to pale yellow viscous liquid or white powder, which is easily soluble in water and ethanol, but insoluble in ether. Its core characteristics include broad-spectrum antimicrobial activity, good chemical stability, strong compatibility (with certain precautions) and easy usability. As a non-oxidizing bactericide, it can effectively inhibit the growth of bacteria, fungi and algae, and solve the problem of microbial contamination in various products and environments.
One of the biggest advantages of BKC (1227) is its broad-spectrum antimicrobial effect. It can effectively kill or inhibit a variety of bacteria, fungi and enveloped viruses, including gram-positive and gram-negative bacteria. This solves the problem of poor antimicrobial performance of some traditional ingredients, which can only target a single type of microorganism. It is widely used in disinfection and preservation scenarios, ensuring product safety and environmental hygiene.
BKC (1227) has excellent chemical stability, which remains effective in a wide pH range (pH 4.0-9.0) and is resistant to heat and light. It does not easily decompose or lose efficacy under normal storage and use conditions, solving the problem of unstable performance of some disinfectants and preservatives in different environments. This stability also reduces the cost of formula adjustment for manufacturers.
BKC (1227) can be compatible with most non-anionic surfactants, additives and solvents, making it flexible for various formulations. It should not be mixed with anionic surfactants, chlorophenol agents and some metal salts, as this may reduce its efficacy. Its easy solubility in water makes it convenient to use, without complicated dilution steps, solving the problem of difficult use of some water-insoluble antimicrobial ingredients.
When used in recommended concentrations, BKC (1227) has low toxicity and no cumulative toxicity, and will not cause secondary pollution to the environment. It is highly biodegradable, which meets the requirements of green and sustainable development, solving the problem of environmental pollution caused by some toxic antimicrobial ingredients.
In healthcare settings, BKC (1227) is widely used in skin disinfection, mucosal flushing and medical device disinfection. It can be used for pre-operative skin disinfection and wound cleaning, and is gentle to the skin without causing obvious irritation, solving the problem of skin discomfort caused by strong disinfectants. It is also used as a preservative in eye drops, nasal sprays and other pharmaceutical preparations to prevent microbial contamination.
In personal care products, BKC (1227) acts as an antimicrobial agent and preservative. It is added to shampoos, body washes, hand sanitizers, toothpastes and mouthwashes to inhibit the growth of bacteria and fungi, extend product shelf life, and solve the problem of product spoilage and contamination. It also has a certain conditioning effect, helping to improve the texture of hair and skin.
In industrial production, our BKC (1227) is widely used as a high-efficiency bactericide and algaecide in circulating cooling water systems, which can quickly control the growth of bacteria, fungi and algae, effectively preventing pipeline blockage, corrosion and equipment failure caused by microbial reproduction. In the textile industry, it serves as a high-performance softener, antistatic agent and leveling agent, not only improving the softness and smoothness of fabrics, but also enhancing the uniformity of dyeing, reducing product defects and improving production efficiency. It is also widely used for disinfection of industrial equipment, breeding farms and public environments, fully meeting the strict hygiene and safety control requirements of various industries, and providing reliable protection for production and operation.
BKC (1227) should be used according to the recommended concentration; high-concentration solutions need proper dilution before use. It should be stored in a cool, dry and well-ventilated place, avoiding direct sunlight and high temperature. It is not compatible with anionic surfactants and chlorophenol agents, so attention should be paid to reasonable matching during formulation design.
Benzalkonium chloride (BKC, 1227, CAS 139-07-1) is a versatile cationic surfactant with broad-spectrum antimicrobial activity, good stability and easy usability. It effectively solves the problems of microbial contamination, unstable performance and difficult use in various fields, meeting the needs of safe, effective and environmentally friendly antimicrobial and disinfection. From healthcare and personal care to industrial production, BKC (1227) has become a reliable choice for businesses and formulators, providing strong support for the development of high-quality products.
