海珠喘息定片是以海珠粉为主的复方片剂。福建省药品标准(1977)收载该品种,没有含量测定项目。上海药品标准(1980)收载盐酸去氯羟嗪原料及片剂,采用非水滴定测定含量,在本复方制剂中,盐酸氯喘和中草药的存在,干扰盐酸去氯羟嗪的滴定,严重影响测定结果。盐酸去氯羟嗪的导数紫外光 Haizhu wheezing tablets is based on sea-based powder tablet. Fujian Provincial Drug Standards (1977) contained the variety, no content determination items. Shanghai Pharmaceutical Standards (1980) contained dexchlor hydrochloride raw materials and tablets, determination of non-aqueous titration content in the compound preparation, the presence of chlorine and Chinese herbal medicine, interference, interference dechlorination hydrochloride hydrochloride, a serious impact The measurement results. Derivative ultraviolet light of dechlorophenazine hydrochloride