Used as a crosslinking agent in textile finishing to improve wrinkle resistance and durability of fabrics. Commonly applied in the production of non-iron or easy-care cotton textiles. Also utilized in paper manufacturing to enhance wet strength in paper products. Functions as a scavenger for aldehydes and volatile organic compounds in water treatment and air purification systems. Employed in cosmetic formulations as a preservative due to its antimicrobial properties. Additionally, serves as a reagent in organic synthesis and analytical chemistry for detecting amino groups in proteins and peptides.