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BS ISO 17862:2022 – TC:2023 Edition

BS ISO 17862:2022 – TC:2023 Edition

$186.33

Tracked Changes. Surface chemical analysis. Secondary ion mass spectrometry. Linearity of intensity scale in single ion counting time-of-flight mass analysers

Published By Publication Date Number of Pages
BSI 2023 70
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PDF Catalog

PDF Pages PDF Title
44 National foreword
48 Foreword
49 Introduction
51 1 Scope
2 Normative references
3 Terms, definitions, symbols and abbreviated terms
3.1 Terms and definitions
3.2 Symbols
53 3.3 Abbreviated terms
4 Outline of method
55 5 Procedure for evaluating the intensity linearity
5.1 Obtaining the reference sample
5.2 Preparation for mounting the sample
5.3 Mounting the sample
5.4 Operating the instrument
5.4.1 General
56 5.4.2 Setting the ion beam
5.4.3 Setting the mass analyser
57 5.5 Acquiring the data
60 5.6 Checking the linearity
5.6.1 The relation of corrected and measured counts
61 5.6.2 The measured ratios for isotopes
62 5.6.3 Fitting the data
5.6.4 Assessing the linear region without and with any instrumental intensity correction
63 5.6.5 Correcting the intensity and checking the validity of any instrumental correction
65 6 Interval for repeat measurements
66 Annex A (normative) Computation of raster size, ion beam current, number of frames for analysis and counts per pulse
68 Bibliography

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BS ISO 17862:2022 - TC
$186.33