Internal Standards Quick Reference Guide

This Internal Standard Quick Reference Guide provides a concise overview of how to properly select and use internal standards (IS) for ICP-OES and ICP-MS applications. It explains the purpose of internal standards, outlines key selection criteria (matrix compatibility, interferences, ionization energy, mass range, purity, and consistency), and includes commonly used stock internal standard options with product numbers for quick ordering

It serves as a practical, at-a-glance resource to help analysts ensure accurate correction for matrix effects, instrument drift, and plasma variations.