Used as a preservative and antibacterial agent in livestock feed, helping to prevent fermentation and mold growth during storage. Commonly applied in agriculture for silage preservation to maintain nutritional value of animal feed.

Employed in the leather tanning industry to lower pH and assist in the penetration of tanning agents into hides. Also used in textile processing for dyeing and finishing fabrics, where it helps control pH and fix dyes.

Utilized in household and industrial cleaning products due to its ability to dissolve mineral deposits and remove rust and scale. Effective in limescale removers and toilet bowl cleaners.

Acts as a reducing agent in some chemical manufacturing processes and serves as a source of formate ions in synthesis. Also used in some pesticide formulations and as a miticide in beekeeping to control parasitic mites.