gbq

Specific activity of the product is 15.54 GBq / mmol , radiochemical purity 95.7 % .

放射性比度为15.54GBq/mmol，放化纯度为95.7%。

With the 131 I dosage ranging from 3.7 to 12.95 GBq , there was no significant difference among all groups in therapeutic efficiency ( P > 0.05 ) .

131I剂量为37～1295GBq时，各剂量组对LMDTC的疗效差异无显著性（P均>005）。

The chamber has a response of 0.230 nA / GBq with uncertainty of 1.5 % . Comparing with a chamber calibrated by IAEA , the result is in agreement with each other .

该阱型电离室对192Ir的响应因子为0.230nA/GBq，其相对合成不确定度为1.5%，与IAEA校准过的阱型电离室比对，在不确定度范围内一致。

The radiochemical purity of the product purified by HPLC is greater than 98 % , and its specific activity is 738 GBq / mmol . The quality of the product could meet the demands of the relevant research on medicine or pharmacology .

所得产物经高效液相色谱纯化后，放射化学纯度大于98%，放射性比活度达738GBq/mmol，各项指标能满足医、药学相关研究的要求。

Results The UV and HPLC spectrum of the synthesized 3 H higenamine were identical with that of the higenamine standard , the radiochemical purity was more than 98 % and the specific activity was 370 GBq / mmol .

结果合成的3H去甲乌药碱UV和HPLC图谱鉴定与去甲乌药碱标准品一致，放化纯>98%，比活度>370GBqmmol。

The activity of the large area source is 22 . 2 GBq and the deposition efficency of 63Ni is over 96 % . The radioactive material 63Ni is uniformly distributed on the copper matrix and the nonuniformity is less than 5 % .

制备的63Ni低能β放射源活度高达22.2GBq，63Ni的沉积率＞96%，放射源的不均匀度＜5%。