Dodecylamine hydrochloride is widely used as a surfactant in various industrial applications due to its ability to reduce surface tension. It is commonly employed in the production of detergents and cleaning agents, where it helps to emulsify oils and dirt, making them easier to remove. In the textile industry, it is utilized as a softener and antistatic agent, improving the feel and handling of fabrics. Additionally, it serves as a corrosion inhibitor in metal processing, protecting surfaces from rust and degradation. In the field of agriculture, it is used as an additive in pesticides and herbicides to enhance their effectiveness by improving adhesion to plant surfaces. Its antimicrobial properties also make it useful in certain pharmaceutical and personal care products.