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X-Ray Fluorescence Spectrometry and Related Techniques by Rene Van Grieken Grieken, Eva Margui

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Chapter 4

Sample Preparation Procedures

4.1 INTRODUCTION

The objective of an XRF analysis is to obtain accurate analytical data about the elemental composition of a specific material. This cannot be achieved unless the specimen is properly prepared. There is no doubt that the most common error source during an XRF analysis is inadequate and/or inappropriate preparation of the specimen and thus, the analyst must know how to optimally prepare the target specimen for each particular case. Several principles with respect to good sample preparation have to be taken into account, these are:

Adequately prepared specimen must be representative of the material. Sample preparation usually involves taking an aliquot from a submitted sample, then ...

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