DKSH presents premium Antimicrobial Solutions
What is Benzalkonium Chloride 50% BP?
Benzalkonium Chloride is a cationic surfactant with broad-spectrum antimicrobial activity. Its concentrated 50% BP grade offers proven efficacy against gram-positive and gram-negative bacteria, yeast, moulds, and enveloped viruses, including adenoviruses, influenza, herpes simplex, and even SARS-CoV-2. As a non-volatile, highly stable compound, it remains active on surfaces and within formulations for extended protection, making it ideal for both human and veterinary applications.
Benzalkonium Chloride 50% BP provides multiple advantages for topical formulations:
- Proven Antimicrobial Efficacy: Effective against bacteria, fungi, and viruses, including multidrug-resistant strains such as MRSA, Pseudomonas aeruginosa, and Acinetobacter baumannii.
- Versatile Use: Suitable for hand sanitizers, antiseptic creams, wound care solutions, medicated shampoos, and surgical glues. Typical concentrations range from 0.01% to 1% depending on the product type.
- Stable and Safe: Maintains activity across a wide pH (4–11) and temperature range. Non-mutagenic, non-genotoxic, and non-carcinogenic, BKC/BAK is approved for topical use by health authorities worldwide.
- Enhanced Formulation Performance: Its surfactant properties improve active ingredient delivery and residual antimicrobial activity on skin and surfaces.
Compared to other antiseptics like Benzethonium Chloride (BZT), Parabens, and Triclosan, BKC/BAK offers several advantages:
- Broader Efficacy: Effective against both gram-positive and gram-negative bacteria, while BZT is primarily active against gram-positive bacteria.
- Regulatory Acceptance: Extensively tested for safety and efficacy, with approvals from the FDA, EU (REACH registered), and other authorities.
- Cost-Effective and Available: Its long-standing presence in the market ensures high availability and cost advantages driven by economies of scale.
- Replacement Potential: Can substitute Triclosan or Parabens in formulations without compromising antimicrobial activity.
BKC/BAK is highly adaptable in multiphase products like creams, gels, and ointments. Its positively charged surfactant nature enhances contact with microorganisms and supports other active ingredients’ efficacy. Formulators can further optimize activity by:
- Adjusting pH or concentration.
- Combining with complementary actives or chelators like EDTA.
- Using synergistic ingredients to target specific microorganisms.
Safety is paramount. BKC/BAK is:
- Non-irritating at recommended concentrations.
- Approved for use in topical medicinal products by global health authorities.
- Environmentally stable with minimal bioaccumulation risk, as assessed by decades of scientific research.
BKC/BAK is widely used in:
- Healthcare & Wound Care: Surgical antiseptics, wound irrigation, and cleaning solutions.
- Consumer Health & Personal Care: Hand sanitizers, medicated creams, shampoos, and skincare products.
- Veterinary Products: Topical antiseptics for animals.
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