Benzyldimethyltetradecylammonium chloride is widely used as a disinfectant and antiseptic in various industries. It is effective in killing bacteria, viruses, and fungi, making it a key ingredient in cleaning products for hospitals, laboratories, and households.

In the healthcare sector, it is used to sanitize medical equipment and surfaces to prevent infections. It is also found in wound cleansers and skin antiseptics due to its ability to reduce microbial contamination.

In water treatment, it is employed to control algae and bacterial growth in pools, cooling towers, and industrial water systems. Its antimicrobial properties help maintain water quality and prevent biofouling.

Additionally, it is used in the food industry to disinfect processing equipment and surfaces, ensuring hygiene and safety in food production.

In the oil and gas industry, it prevents bacterial growth in water systems and serves as an aid in separating oil and water during production processes.

Its versatility and effectiveness make it a valuable component in maintaining cleanliness and preventing the spread of pathogens across various applications.