Shandong Rongyuan Pharmaceutical Co.,;Ltd

We are a manufacturer.depending on self own rich resource of bromine,has been aprofessional mannufacturer of pharmaceutical raw materials,intermediates and bromine compounds ,color formers four big series,and possesses distinct ability of products research & developing and strict quality assurance systemand ability of custom manufacturing.our main products:trimethoprim,sulfamethoxazole,3,5-dibromo-4-hydroxybenzaldehyde,3,5-dimethoxy-4-hydroxybenzaldehyde( Syringaldehyde)CAS: 134-96-3 ,3,4,5-trimethoxybenzaldehyde,3,4,5-trimethoxytoluene,1,3,5-trimethoxytoluene,3-bromoanisole,m-bromoanisole,m-bromonitrobenzene,2,3,4,5-tetramethoxytoluene,2-benzyloxynaphthalene(BON),-NAPHTHYL BENZYL ETHER,?-naphthol methyl ether for color former for thermal papaer, sodium bromide,n-propyl bromide,isopropyl bromide,1-bromo-3-chloropropane,n-butyl bromide, ... [Details]