Albendazole S-oxide Specification : 98-102% Appearance : white or almost white powder CAS No.: 54029-12-8 Molecular formula: C12H15N3O3S Molecular weight: 281.3294 Residue on ignition≤0.1% Heavy metals≤20ppm Package details : 25kg/drum with two plastic-bags inside or as your requirement Function: After albendazole(ABZ) is administered, intestinal and hepatic albendazole metabolism leads to albendazole sulfoxide (active metabolite) and albendazole sulfone (inactive metabolite) formation. The metabolism albendazole sulfoxide effects as the active substance against the worms, albendazole sulfone has no active affection. Therefore albendazole sulfoxide anthelmintic function is better than albendazole. Email: cx05 (at) yccreate (dot) com Skype: annaaqq Mob: 86 18872220795