Each product in the Catalogue is assigned a unique, non-duplicated seven-digit number, providing an unambiguous identifier. This number, often referred to as the , is the linchpin of the entire supply chain. A purchaser can simply quote this code to a supplier anywhere in the world to order the correct item without risk of error or misunderstanding.
To avoid errors, it is standard practice to order using the 6-digit or 7-digit ISSA code found in the 35th Edition, along with a description. ISSA Code 31 03 01 - Ball Point Pen, Blue issa ship stores catalogue pdf 35