基本信息:中文名稱 4,5-噠嗪二甲酸中文別名 4,5-噠嗪二羧酸;英文名稱 Pyridazine-4,5-dicarboxylic acid英文別名 PYRIDAZINE-4,5-DICARBOXYLIC ACID;CAS號 59648-14-5美國海關編碼(HS-code):2933999700概述(Summary):2933999700 Non-aromatic Heterocyclic Compounds With Nitrogen Hetero-atom(s) Only, Not Elsewhere Specified Or Included. Notes: if the compound is a drug,please use HTS 2933999000. Rate general: 6.5%18/. Rate special: Free (A,AU,BH,CA,CL,CO,E,IL,J,JO,K,L,MA,MX,OM,P,PA,PE,SG) 2.1% (KR) . Rate 2: 30.5%.