Used in fertilizers to provide nitrogen and chloride to crops, enhancing growth and yield. Commonly applied in rice and wheat farming. Employed in the textile industry for dyeing and printing processes, where it acts as a mordant and pH regulator. Utilized in the leather tanning industry to remove hair from hides and assist in pH control during processing. Serves as an electrolyte in dry cell batteries, particularly in zinc-carbon batteries, ensuring efficient electrical conductivity. Applied in medicine as an expectorant to help clear mucus in cough syrups and treatments for bronchitis. Used in food industry as a dough conditioner and stabilizer in bread and baked goods. Commonly used in laboratories as a buffer and reagent in analytical chemistry procedures.