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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 30, 2021

Why Are ASTM D5453 and ASTM D4629 So Important?

A small increase in NO2 is linked to increased heart and respiratory deaths.

A team of international researchers analyzed daily concentrations of NO2 in 398 cities in 22 low to...

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...

September 8, 2017

6 Things to Know About Calibration Standards

Throughout life we complete many tedious but necessary tasks. Brush our teeth, eat our broccoli, limit our coffee intake to about 4 cups a day (you too?). But rarely do we ask...

August 19, 2013

Multi-element Calibration Standards for XRF Analysis of Lubricating Oils, Additives and Wear Metals

We're the leading industry expert in the manufacture of stable multi-element calibration standards for the analysis of lubricating oils, additives and wear metals by XRF. We...