Used as a preservative and antibacterial agent in livestock feed, helping to control microbial growth during storage. Commonly applied in leather tanning to lower pH and assist in the removal of hair and excess flesh from hides. Employed in the textile industry for dyeing and finishing processes due to its reducing properties. Utilized in agriculture as an active ingredient in treatments against bee mites, particularly in hive management. Serves as a proton source in fuel cell applications and as a key reagent in laboratory settings for pH adjustment and synthesis of formate salts. Also used in cleaning products and descaling agents for its ability to dissolve mineral deposits.