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Sharing our best and latest insights for reference standards to the petroleum, crude oil, lube oil, and polymers industries.

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August 4, 2020

What Is Blank Correction and Why Is It Important?

You may have seen our recommendation for all standards under 1 ppm to be blank corrected in your quotes or order confirmations. What does blank correction mean and why is it...

September 11, 2019

A Quick Explanation of Lot Impurities and Ultra Low-Level Calibration Standards

I Bought This Before, Why Is the Concentration Different This Time?