Decription: russia 1451-82-7, 2B4M, ukraine 1451-82-7, bk4 kazakhstan, 1451-82-7 moscow, bromoketone-4, 2-bromo-4-methyl propiophenone, buy 1451-82-7, order 1451-82-7, sell 1451-82-7, China 1451-82-7, 1451-82-...
Seller: wuhan kairunte new material company limited China
