ResourceSpectroscopy

Determination of Metals in Copper Concentrate by Advanced Correction Method for Fused Beads

13 Feb 2013

The fusion method is an effective sample preparation technique for accurate analysis of a wide variety of powder samples including minerals and ores by XRF spectrometry since it eliminates heterogeneity due to grain size effects and mineralogical composition. In order to take advantage of the fusion method, however, appropriate corrections for errors arisen from fusion processes are required. In this application note the fusion method with improved correction for errors is demonstrated using copper concentrate analysis.

ZSX Primus III+

Rigaku Corporation

Rigaku ZSX Primus III+ delivers rapid quantitative determination of major and minor atomic elements, from oxygen (O) through uranium (U), in a wide variety of sample types — with minimal standards. ZSX Primus III+ features an innovative optics-above configuration. Never again worry about a contaminated beam path or down time due to sample chamber maintenance. The optics-above geometry eliminates cleaning worries and increases up time.The high precision positioning of the sample ensures that the distance between the sample surface and X-ray tube is kept constant. ZSX Primus III+ performs high-precision analysis using a unique optical configuration designed to minimize errors caused by non-flat surfaces in samples such as fused beads and pressed pellets.EZ-scan allows users to analyze unknown samples without any prior setup. This time saving feature requires only a few clicks of the mouse and a sample name to be entered. Combined with SQX fundamental parameters software, it provides the most accurate and rapid XRF results possible. SQX is capable of automatically correcting for all matrix effects, including line overlaps.ZSX Primus III+ Features: Analysis of elements from O to U Tube above optics minimizes contamination issues Small footprint uses less valuable lab space High precision sample positioning Special optics reduce errors caused by curved sample surfaces Software tools for statistical process control (SPC) Evacuation and vacuum leak rates can be optimized for throughput

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