基本信息:中文名称 4,5-哒嗪二甲酸中文别名 4,5-哒嗪二羧酸;英文名称 Pyridazine-4,5-dicarboxylic acid英文别名 PYRIDAZINE-4,5-DICARBOXYLIC ACID;CAS号 59648-14-5日本海关编码(HS-code):293339220概述(Summary):293339220. Compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. General tariff:0.046. WTO tariff:0.031. GSP tariff:Free.