hubei maiersen chemical Co.,Ltd is a professional chemicals cooperation , specialized in Pharmaceutical raw material ,Pharmaceutical Intermediates and chemical reagent. our mainly supply research chemicals ,various colors bkebdp , , , ,4-cdc ,4f-php ,4-cprc ,md-php,mphp,thpvp, , , , ect . We have excellent equipment, advanced technology, strong technical force and reliable product quality, adopt a scientific approach to manage.we have our professional sales team 24 hours on line to provide ...