The detection limit of the biosensor for the urea determination is 0 . 2 mm , and the response of the biosensor can be achieved within 15s 当尿素浓度在0 - 20mm范围内,尿素浓度的对数与响应值之间呈线性关系。该脲酶传感器对尿素的检出下限为0 . 2mm ,响应时间是15s 。
All of these are utilized to develop a high sensitivity photoacoustic spectrometer based on a coa laser , which could reach a detection limit of 10 ' 11 for ethylene 在基于常规的二氧化碳光声系统的基础上,研制成功了结构紧凑的基于波导二氧化碳激光器的光声光谱仪。
Detection limit and decision threshold for nuclear radiation measurements - part 5 : counting measurements by high resolution gamma spectrometry , neglecting the influence of sample treatment ; examples and comments 核辐射测量的探测极限和决策门限.不考虑试样处理影响
Determination of the detection limit and decision threshold for ionizing radiation measurements - fundamentals and application to counting measurements with the influence of sample treatment 电离辐射测量用探测限值和判断阈的确定.基本原则和对经过样品处理的计数测量的应用
Because the analyte molecules are recognized by forming the binding complex with antibody , a decrease in the detection limit is achieved only by an increase in the reaction yield 因为分析物分子能通过与抗体形成结合物而被发现,所以降低检测极限只能通过增加反应产率来达到。
Several extraction methods for organic pollutants analysis in water sample were introduced , and further discussion on their detection limit and sensitivity was also developed 摘要综述水中有机污染物富集与分离方法的原理、优缺点、适用条件,探讨各种分析方法的检测限和灵敏度。
Determination of the detection limit and decision threshold for ionizing radiation measurements - fundamentals and application to counting measurements without the influence of sample treatment 电离辐射测量用探测限值和判断阈的确定.基本原则和对不经过样品处理的计数测量的应用
Moreover , good linear relationships and relatively lower detection limits for analysis goal were obtained in the range detected based on the non - deoxygenated cd - rtp 本文直接用所选有机溶剂配储备液,不仅信号重复性好,而且有效增强发光,在检测范围内有良好的现行关系和较低的检测限。
The result suggests that comparing to the non - amplified piezoelectric immunosensor , an obvious improvement both in the sensitivity and detection limit is demonstrated by this developed method L ) ;与不采用peg质量放大的情况比较,传感器的测定灵敏度和检测限均有较大改善,灵敏度为0
Determination of the detection limit and decision threshold for ionizing radiation measurements - fundamentals and applications to counting measurements on filters during accumulation of radioactive material 电离辐射测量探测限和判断阈的确定.基本原则及对放射材料累积过程中过滤器计数测量的应用