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White papers: XOS

XOS is a leading manufacturer of application-specific X-ray analysers, offering elemental analysis solutions that improve public safety and customer efficiency in industries like petroleum, consumer products, and environmental compliance.

For petroleum applications, XOS offers portable, laboratory, and process analysers with excellent precision at the push of a button. XOS also offers High Definition XRF (HDXRF®) analysers for the detection of toxic elements in consumer products, such as toys and apparel and areas of environmental regulation, like soil and water. XOS’s advanced optics and OEM sub-systems can increase precision, speed, and spatial resolution, while decreasing the size, complexity, and cost of the instrument.


Fast and Precise Elemental Screening in Petroleum Coke and Coal

Download this whitepaper to learn how to measure sulfur and metals in petroleum coke and coal in 5 minutes or less.

Published on the 01 July 2020

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Detailed How to Measure Chlorides in Crude Oil by ASTM D4929C & Water Extraction

Download this whitepaper for a detailed “how to” measure chlorides in crude by ASTM D4929C and water extraction.

Published on the 01 June 2020

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A Reliable Solution to Measure Chlorine in Catalyst by UOP 979

Refiners can optimise their catalyst quality by measuring metals in crude and then assess the payoff by measuring chlorine trends in the catalysts. Learn about a reliable solution to determine total chlorides in catalysts by UOP 979.

Published on the 01 May 2020

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Optimise catalyst efficiency by monitoring chlorine with Petra MAX

Refiners optimise their catalyst quality by measuring metals in crude then assess the payoff of those optimisations in real-time.

Published on the 03 March 2020

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How to Fix a Friendship Gone Sour: Russia, Organic Chlorides, and Improved Method Precision

Cl-contaminated crude oil causes corrosion in refining equipment and pipelines. Learn about a solution to obtain organic chloride concentrations in crude oil with increased precision and efficiency.

Published on the 03 January 2020

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Understanding the Effects of Silicon Contamination

Refiners throughout the petroleum and biofuels industry are taking a closer look at the dangers of silicon in gasoline and ethanol. Read XOS' whitepaper to understand the effects of silicon contamination in the refining process.

Published on the 05 November 2019

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A Comparison of Chlorine Levels in Aromatics Using MWDXRF and Microcoulometry

Read this whitepaper to compare study results for total chlorine levels using MWDXRF vs. microcoulometry.

Published on the 01 October 2019

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Are You Ready for ASTM D8252 – New Ni & V Method Using XRF?

Download XOS' method brief to learn more about ASTM D8252 - new Ni and V XRF method, and how Petra MAX is a viable solution to ensure compliance while offering nickel and vanadium analysis in less than 5 minutes.

Published on the 03 September 2019

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Showing 1 to 8 of 18 hydrocarbon white papers.