
Best Practices for Improved Sulfur Repeatability
Refineries can increase overall savings by producing final product closer to the sulfur specification maximum. Download XOS's whitepaper to learn how this may be accomplished.
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Chlorine in crude oil, if not removed, can hydrolyse during processing to form hydrochloric acid. Download XOS's whitepaper to learn about four ways to effectively monitor total chlorine.

This whitepaper details the support that Shell Catalysts & Technologies provides to those in the lubricant base oil business seeking to build new units or revamp or refill existing ones.

For XRF, a common matrix effect interference involves particulates settling to the bottom of the sample cup. Download this whitepaper to learn how you can ensure accurate 4294 sulfur results without centrifuging.

XOS' latest whitepaper explains how calibration matrix matching improves low-level ASTM D2622 sulfur measurement accuracy to ensure regulatory compliance for gasoline.

While professionals in the petroleum industry must adhere to D5708B, those looking to save downtime may consider HDXRF as a cost-effective, in-house alternative. It delivers results in five minutes or less.

Additives can make up as much as 30% of lubricants and often contain elements such as phosphorus, calcium, and zinc. Learn how Petra MAX, XRF elemental analyzer, can help you ensure that blended lubricants meet required specifications.

View XOS's whitepaper to find out which method offers the best performance for reproducibility when testing low sulfur in automotive fuels: ASTM D2622, D7039, and D5453. Data was collected from ASTM Proficiency Testing Programs (PTPs).