Benzalkonium Chloride is a quaternary ammonium antimicrobial preservative and surfactant widely used in ophthalmic, nasal and topical pharmaceutical formulations. Simson Pharma's Benzalkonium Chloride reference standard supports preservative-efficacy and identity testing across these multidose formulations.

Simson Pharma Global Ltd. (UK) and Simson Pharma Global LLC (USA) supply high-quality Benzalkonium Chloride Reference Standards, pharmacopoeial reference materials, and its related impurities to pharmaceutical manufacturers, CROs, analytical laboratories, universities, and regulatory organizations worldwide. To service the Europe and America market efficiently, Simson Pharma Limited has set up Simson Pharma Global Ltd. in United Kingdom and Simson Pharma Global LLC in USA respectively.