主办：上海医药工业研究院
　　　中国药学会
　　　中国化学制药工业协会
ISSN 1001-8255   CN 31-1243/R   ZYGZEA
Chinese Journal of Pharmaceuticals
Determination of N-Nitrosodimethylamine in Metformin Hydrochloride and Its Preparations by GC-MS
WEN Songsong, NIU Chong, LIU Qi, CHEN Zhen, XU Yuwen
. 2021, (02): 244 -249 .  DOI: 10.16522/j.cnki.cjph.2021.02.014