1) 1,2,3-Benzotriazole 99.8%, --metal's slow ... low poison, LD50 for small mouse is 965mg/kg 1,2,3-BENZOTRIAZOLECAS NO.95-14-7Molecular weight:119 Chemical ... ,mutiple bags or fiber drums with plastic bags in.Guide nameGuidePurity≥99.8%Chroma≤NO.40Moisture≤0.04%Melting ... the additive for high molecular materials'(polyester and polyesteramide)capacity 1,2,3-Benzotriazole 99.8%, --metal's slow corrosion ...