英文同义词: | 3,4-dihydroxy-5-nitro-benzaldehyd;3,4-DIHYDROXY-5-NITROBENZALDEHYDE,SPECIFICATION: >98.5%(HPLC UV);3-NITRO-4,5-DIHYDROXYBENZALDEHYDE;3,4-Dihydroxy-5-nitrobenzaldehdye;3,4-Dihydroxy-5-Nitrobenzaldeh;5-NITRO-3,4-DIHYDROXYBENZALDEHYDE;4-Dihydroxy-5-nitrobenzaldehyde;Entacapone EP IMpurity C |