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PublishedTest knowledge · Sulfur analysisChoosing a sulfur reference material: match the method and matrixA sulfur concentration alone is not enough to select a suitable material. Start with the sample, test method and instrument.2026-09-08About 2 minRead article
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2articlesTest knowledge · DistillationOrdering distillation supplies: check the method, instrument and part numberA replacement part must suit both the test procedure and the installed instrument. Appearance alone is not a compatibility check.2026-09-08About 2 minPublishedTest knowledge · Diesel ignition qualityCetane number and calculated cetane index: specify the result you needMeasured cetane number and calculated cetane index are different reporting quantities. Their names should not be used interchangeably in a test or supply enquiry.2026-09-08About 2 minPublished