We are most recognized manufacturer and supplier of wide range of Benzalkonium Chloride Pharma Grade which a quaternary ammonium salt that can be used as a preservative antiseptic and disinfectant in ocular drug products. Benzalkonium chloride is a quaternary ammonium compound used in pharmaceutical formulations as an antimicrobial preservative in applications similar to other cationic surfactants. Solutions containing benzalkonium chloride are active against wide range of bacteria, yeasts and fungi. Benzalkonium chloride (BZK, BKC, BAK, BAC), also known as alkyldimethylbenzylammonium chloride (ADBAC) and by the trade name Zephiran, is a type of cationic surfactant. Benzalkonium chloride is a frequently used preservative in eye drops; typical concentrations range from 0.004 to 0.01%. Higher concentrations can be caustic and can cause irreversible damage to the corneal endothelium.