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盐酸环丙沙星为新一代氟喹诺酮类抗菌药,其含量测定美国药典采用 HPLC 法,我们利用盐酸环丙沙星与 FeCl_(?)呈色反应,在最大吸收波长432nm 对片剂进行比色测定,结果满意。1 仪器与试药1.1 仪器 751-G 紫外分光光度计(上海分仪厂)。1.2 试药盐酸环丙沙星对照品(浙江省药检所提供);盐酸环丙沙星原料药(上海第二制药厂);盐酸环丙沙星片(0.2g)(浙江某药厂试制品);
Ciprofloxacin Hydrochloride is a new generation of fluoroquinolone antibacterial drugs, the determination of the content of the United States Pharmacopoeia using HPLC, we use ciprofloxacin hydrochloride and FeCl_ (?) Color reaction, the maximum absorption wavelength of 432nm colorimetric tablets Determination, the results are satisfactory. An instrument and reagent 1.1 Instrument 751-G UV spectrophotometer (Shanghai Instrument Factory). 1.2 Test ciprofloxacin hydrochloride reference substance (provided by the Zhejiang Provincial Institute for Drug Control); ciprofloxacin hydrochloride raw materials (Shanghai Second Pharmaceutical Factory); ciprofloxacin hydrochloride tablets (0.2g) (Zhejiang Pharmaceutical Factory trial products );