Sodium chlorite(soild): White or light yellow green crystal, basic, light moist adsorption, easy soluble of water, alcohol. Sodium chlorite(particle): Stable in normal condition, stability: Not less than Sodium hypochlorite, not more than Sodium chlorate; Solid & alkali solution (> 170c), decompose to sodium chlorate & sodiur cholriate. Meeting the acid, release chlorate dixoide. Prone to blast & fire, if meet with wood powder, organic compound, reducibility substance, or koncked, rub. Toxin.