The recovery of sulfur was 95 ~ 102% and relative standard deviation 3 ~ 5%.
平行测定结果的相对标准偏差为3 ~ 5%,加标回收率为95 ~ 102%。
The average recoveries were above 99% and the relative standard deviation within 2%.
回收率在99%以上,相对标准偏差在2%之内。
The relative standard deviation (RSD) was 5.5 % in 11 times measurement of standard positive serum.
本方法对阳性血清重复测定11次的结果显示,其相对标准偏差(RSD)为5.5%。
The detection limits and relative standard deviation of the data are dependent upon the element and sample matrix.
检测限和相关数据的标准偏差取决于元素和样品基体。
The precision of this method is better than the zone sampling method. The relative standard deviation (RSD) is less than 3 %.
方法的精密度优于区域采样法,相对标准偏差小于3%。
Experiment results shows the rate of recovery is 100%, the standard deviation is 2.04, the relative standard deviation is 2.04%.
应用该法测定腐肥中的硼测定回收率为100%,标准偏差为2.04,相对标准偏差为2.04%。
The relative standard deviation (RSD) of this method is less than 5 % and this method has been used to determine trace amounts of n...
该方法用于聚氨酯中微量游离异氰酸酯基的测定,相对标准偏差小于5%,具有简便、快速、准确、可靠的特点。
Repeated measurement of chlorhexidine content in 2 kinds of compound disinfectants showed that the relative standard deviation was 3.2%.
对两种复方消毒剂中氯己定含量进行重复测定,相对标准偏差为3.2%。
The results show that the data determined by this method have good precision, relative standard deviation is 1.52% and recovery is over 98%.
结果表明,在此条件下测定的数据具有良好的精密度,相对标准偏差为1.52%,回收率在98%以上。
The sampling constants can be estimated by means of sampling relative standard deviation or some relevant chemical and physical informations.
首先对被分析物料实验测定取样标准偏差,或进行一些有关的化学测试和物理测试,以确定取样常数。
The results indicated that the relative standard deviation is less than 4% and the recovery is in the range of 94. 5%-101. 8% by this method.
结果表明,用本法对实际茶叶样品测定时,相对标准偏差小于4 %,回收率为94.5%-101.8%。测定茶叶标准样品时结果与标准值相符。
The accuracy and precision of this method were studied. The results are consistent with the certified values and have relative standard deviation of less than 2%.
考察分析方法的精密度和准确度,元素的测定结果与认定值一致,相对标准偏差小于2%。
There is no significant difference between the result of the method and that of micro-Kjeldahl′s method according tot test. The relative standard deviation is 3.1%.
经t检验证明,该方法的测定结果与微量凯氏定氮法无显著差异,测定结果的相对标准偏差为3.1%。
The relative standard deviation of the measurements could be controlled to be less than 1 % for major components and less than 10% for minor components in the solid samples.
对于样品中的主要组分,测定的相对标准偏差可控制在1%以内,对微量组分可控制在10%以内。
Effects of acidity, concn. of potassium iodide and dosage of reducing agent on determination are investigated. It is simple and rapid with relative standard deviation 1.08%.
研究了酸度、碘化钾浓度、还原剂用量对测定影响。测定的相对标准偏差为1.08%,方法简单、快速。
The precision of an analytical procedure is usually expressed as the standard deviation or relative standard deviation (coefficient of variation) of a series of measurements.
分析规程的精密度通常以一系列测量数值的标准差或相对标准差(变异系数)来表示。
The quantitative determination of 70% bismuth in silicon-bismuth samples were completed by line width method. The relative error is less than 7.15%, the relative standard deviation is 5.85%.
用谱线宽度方法定量检测了硅铋样品中含量为70%的铋,相对误差小于7.15%,相对标准偏差为5.85%。
This method was simple, rapid and accurate. The relative standard deviation and recovery were 4.0% and 99.5% respectively for vinyl chloride, and 4.6% and (99.8%) respectively for acetylene.
该方法简便、快速、准确,测定的氯乙烯相对标准偏差、回收率分别为4.0%、99.5%,乙炔相对标准偏差、回收率分别为4.6%、99.8%。
Relative standard deviation (RSD) of the EDTA titrimetric method is 2.82%, and the analytical results are basically consistent with those obtained according to the DHF83B methodology.
EDTA滴定法分析结果的相对标准偏差rsd为2.82%,与DHF83 - B多元素快速分析仪法比较,其结果基本一致。
Relative standard deviation (RSD) of the EDTA titrimetric method is 2.82%, and the analytical results are basically consistent with those obtained according to the DHF83B methodology.
EDTA滴定法分析结果的相对标准偏差rsd为2.82%,与DHF83 - B多元素快速分析仪法比较,其结果基本一致。
应用推荐