invrpt_Required
              No
          The supplier's EAN/UPC code of the product.
invrpt_Examples
               <itemReference registry="Supplier" coding="EAN13">1234567891123</itemReference>   invrpt_XPATH
              /b24Message/inventoryReport/site/item/itemReference[@registry="Supplier"]
invrpt_Type
              Text
          invrpt_Sort
              2500