1,3-Benzenediamine, N,N'-bis(hexahydro-1-methyl-2H-azepin-2-ylidene)-;N,N'-Bis(hexahydro-1-methyl-2H-azepin-2-ylidene)-1,3-benzenediamine
Please post your buying leads,so that our qualified suppliers will soon contact you!
Country - Code Area - Code Number