1-甲基-2-吡咯烷酮, 无水, 99.5%, 氩气下可重封的ChemSeal?瓶包装，99.5%

1-Methyl-2-pyrrolidinone, anhydrous, 99.5%, packaged under Argon in resealable ChemSeal^t bottles

仅供研发或工业应用，不可直接用于食品、药品、临床诊断或治疗。