在同一天内不同时间对同一被测物进行次平行测定时,各个结果间的接近程度。 反映仪器分析方法的精密度的一种指标,是随机误差的一种量度。
...SD/X×100% 生物药物分析方法的质量控制 ——主要效能指标 兽药残留及分析 兽药残留及分析 日内精密度 ( within-day precision ) 指在同一天内相同添加浓度下同批次样品测定值间的 符合程度。
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With HPLC measured the peak area and draws up the standard curve.2.2.3 The within-day precision InspectionTake“2.2.2”item of 0.05,0.10,0.15 mg?
用HPLC测峰面积并绘制标准曲线。 2.2.3日内精密度考察取“2.2.2”项下0.05,0.10,0.15 mg·mL-1的标准曲线制备液,于日内(8h内)间隔进样5次,检测低、中、高3个浓度的测定精密度。
参考来源 - HPLC法测定复方谷氨酰胺肠溶胶囊中L·2,447,543篇论文数据,部分数据来源于NoteExpress
精密度考察硝苯地平日内、日间相对偏差均小于5%。
The RSD of intra- day and inter- day assays were less than 5 %.
三者的方法回收率近100%,日内和日间精密度均小于6%,内源性物质和常用药物均不干扰测定。
The average recovery of three drugs is nearly 100% and the RSD for the inter - and intra - day were less than 6% . Endogenous matrix and commonly used drugs did not interfere with the analysis.
苦参碱和氧化苦参碱高、中、低3种浓度的平均回收率分别为106 96 %和105 04 % ,日内、日间精密度分别小于13 %和7 %。
The average recoveries of matrine and oxymatrine were 106.96% and 105.04%, respectively. RSDs of within-day and between-day were lower than 13% and 7% respectively.
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