This chemical is primarily used in Karl Fischer titration, a precise method for determining water content in various substances. It is particularly valuable in industries where moisture control is critical, such as pharmaceuticals, food production, and petrochemicals. The one-component reagent simplifies the titration process by combining the titrant and solvent into a single solution, reducing preparation time and improving efficiency. Its pyridine-containing formulation ensures stability and accuracy in detecting even trace amounts of water (3-5 mg/mL), making it suitable for analyzing samples like oils, solvents, and solid materials. This reagent is essential for quality control, ensuring products meet stringent moisture specifications.