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利用反相高效液相色谱(RP-HPLC)建立了抗类风湿药物锝克湿A剂中高锝酸盐(TcO_4)的分析鉴定和含量测定方法。将待测样品进行浓缩处理后,在C_8反相色谱柱上进行HPLC分析测定,对TcO_4的检测极限为2.5×10 ̄(-7)mol/L,回收率为98%~102%;该法还可用于 ̄(99m)Tc标记药盒中 ̄(99m)TcO_4的检测。
The anti-rheumatoid drug Technecod (R) A wettable powder A was used for the analysis, identification and determination of content of pertechnetate (TcO_4) by reversed-phase high performance liquid chromatography (RP- After the sample was concentrated, the detection limit of TcO_4 was 2.5 × 10 ~ (-7) mol / L and the recovery was 98% ~ 102% by HPLC on C_8 reversed-phase column. The method can also be used for detection of ~ (99m) TcO_4 in ~ (99m) Tc labeled kit.