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Precision comparison between ASTM test methods D7039, D2622, and D5453

(White Paper) - For many years, professionals in the petroleum industry have faced challenges regarding compliance and quality of product. These challenges ...


A new solution to eliminate centrifuge for sulphur in crude oil analysis

Test methods for measuring sulphur content, like ASTM D4294 and ISO 8754, have become critical for assessing the value of crude oil.


HDXRF vs ICP for nickel and vanadium in crude oil

Technology introduced over the last decade, such as horizontal drilling and hydraulic fracturing, has led to new sources of light tight oil (LTO).


Automatic matrix correction for C/H ratio in 4294 sulfur analysis

Recent international trends across a majority of fuel types have focused on lowering specifications for total sulphur. These changes in regulation are ...


Three ways to effectively monitor total chlorine in liquid hydrocarbons

Corrosion at petroleum refineries is a critical problem all over the world. In the United States alone, NACE International, a professional association ...


Ultra low sulphur analysis in liquid petroleum using MWDXRF

Tougher regulations are challenging refiners to produce higher quality products while trying to maximise efficiency.


Avoid sulphur measurement bias from particulate settling in crude oil

Petra MAX™ delivers advanced D4294 sulphur analysis in addition to 12 elements from P to Zn including Ni, V, and Fe.