A standard of quality.
All of our Analytical Standards & Reference Materials are prepared and certified by the process of Gravimetric Documented Addition. Our balances are verified with NIST Traceable weights before and after each preparation, providing an unsurpassed assurance of quality.
Our stock reagents are of the highest quality and purity, stored in a carefully controlled environment to prevent any degradation or moisture absorption.
Each Certificate of Guarantee (CoG) is our personal promise to you that our Analytical Standards & Reference Materials set the mark in precision, accuracy, and quality.
Looking for Certificates?
Looking for a Certificate of Guarantee for a product you purchased – just send us an email with the Lot number and we will send you a copy of the applicable CoG.