European Article Number (EAN) barcode, e.g. '1234567890123'.

Stock Keeping Unit (SKU) for inventory management, e.g. 'SKU-ABC-123'.

Alternative Lookup Product code for retail systems, e.g. 'ALU-XYZ-789'.

Universal Product Code (UPC) barcode, e.g. '123456789012'.

International Standard Book Number for books and publications, e.g. '978-0123456789'.