Category: Science

One Reference, Many Vials: Why a Restock ITR Cannot Do the Job of a New Lot CoA

What an ITR Records — and What It Was Never Designed to Prove In a well-run laboratory stockroom, abbreviations accumulate quietly until one of them starts carrying more weight than it can bear. The Internal Test Reference, or ITR, is a case in point. As Research Sciences explains in its restock FAQs, a restocked product