SENSITIVITY  AND  DETECTION  LIMITS
IN  MASS SPECTROMETRIC  ANALYSIS
OF  ULTRA-SMALL  SAMPLES  OF  URANIUM  AND  PLUTONIUM

I. V. Chubinski-Nadezhdin, Yu. V. Kulikov, A. G. Kamenev,
T. P. Makarova*, A. V. Stepanov*

Institute for Analytical Instrumentation RAS, Saint-Petersburg
* V.G. Khlopin Radium Institute, Saint-Petersburg

 The run of isotopic analysis by TIMS and basic characteristics of its algorithm are presented. The sensitivity and detection limits of U and Pu are discussed. Numerical estimations are given considering experimental data.