... metal's slow corrosion water treatment chemical 2) low poison, LD50 for small mouse is 965mg/kg 1,2,3-BENZOTRIAZOLECAS NO.95 ... oil,hydraulic oil,brake oil,transformer's oil),emugent,water stabilizer,the additive for high molecular materials'(polyester and ... for high molecular materials'(polyester and polyesteramide)capacity 1,2,3-Benzotriazole 99.8%, --metal's slow corrosion water treatment chemical