Displaying 1 results of Benzalkonium Chloride Impurities Benzalkonium chloride is a commonly used disinfectant and preservative in various industries. However, the manufacturing process or storage conditions may lead to the formation of impurities, such as alkylbenzenesulfonates, benzyl chloride, and chloroform. These impurities may pose toxicity risks if present in high concentrations, and therefore, strict quality control measures are necessary to ensure the safety of the final product.