复方酚卞明片为盐酸酚卞明与大寻麻根提取物制成的复方制剂 ,现收载于国家药品标准 (化学药品地方标准上升国家标准第十四册 ,国家药典委员会2 0 0 3年制定 ) ,该标准中盐酸酚卞明的含量测定为用氯仿提取过滤、蒸干后采用非水滴定。该方法操作繁琐 ,提取时易乳化 ,导致结果的重 Compound phenol Bian Ming tablets for the phenol Bian Ming hydrochloride and macrophylla root extract made of the compound preparation, is now included in the national drug standards (national standards for the rise of chemical drugs in the fourteenth volume, the State Pharmacopoeia Commission2003 Year), the standard content of phenol Bianming hydrochloric acid was determined by chloroform extraction and filtration, using non-aqueous titration after evaporation. The method is cumbersome to operate, easy to emulsify when extracted, resulting in a heavy result