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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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July 19, 2022

What is Matrix Matching and How is it Affecting Your Results?

The objective of calibration is to obtain a valid relationship between the signal produced by the analyte and the quantity of analyte in the standards used for calibration. ASI...

March 19, 2021

How Long Can You Use Calibration Standards?

Have you ever received a call from a process engineer querying your analysis values? Had that sinking feeling every laboratory manager and analyst gets when the numbers don’t...

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?

May 15, 2018

The Top 5 Problems with Certified Reference Material Manufacturing (And How to Fix Them)

Have you ever received a product in the mail that wasn't what you thought it was going to be? Perhaps the fit wasn't right or it didn't work as you expected? No matter where...

July 18, 2017

5 Reasons Why You Need Check Samples in Your Quality Control

Why check samples? To check your measurement system means to have a certain level of quality assurance in your business. Using check samples to monitor your quality control...