2-Oxo-1,2-dihydropyridine-4-carboxylic acid;2-Hydroxy-isonicotinic acid;2-Hydroxy-4-pyridinecarboxylic acid;2-HYDROXYPYRIDINE-4-CARBOXYLIC ACID;
陜西締都新材料有限公司
聯(lián)系商家時請?zhí)峒癱hemicalbook,有助于交易順利完成!
締都醫(yī)藥