Comparative study on different quantitative calculation methods for impurity A5 in nicardipine hydrochloride injection
JIN Ling-jiao, XIE Ya-ting, WANG Lei, ZHAO Long-shan
Chinese Journal of New Drugs . 2026, (2): 205 -212 .  DOI: 10.20251/j.cnki.1003-3734.2026.02.013