摘要
采用比色-双波长等吸收点法测定伤风止咳冲剂中盐酸异丙嗪的含量,不需分离,操作简便,准确度高。平均回收率为100.1%,RSD为0.88%。
Promethazine hydrochloride in SHANGFENG ZHIKE granules was determined by colorimetry-dual wavelength spectrophotometry without preliminary separation. The average recovery was 100.1%(RSD=0.88%). The method was simple,rapid and accurate.
出处
《中国医药工业杂志》
CAS
CSCD
北大核心
1994年第12期549-551,共3页
Chinese Journal of Pharmaceuticals
关键词
盐酸异丙嗪
伤风止咳冲剂
测定
colorimetry-dual, wavelength, spectrophotometry, premethazine hydrochloride, SHANGFENG ZHIKE granules.