C₆H₁₂N₄

It is used as curing agent for resin and plastic, vulcanization accelerator of rubber (accelerator H), anti-shrink agent of textile, and used in making fungicide, explosive and so on. Medicinal, after oral administration of acidic urinary decomposition of formaldehyde produced from the bactericidal effect, for mild urinary tract infection; external for the treatment of ringworm, antiperspirant, rule underarm odor. Mixed with caustic soda and sodium phenol for use in gas masks for phosgene.