The barcode identifiers for a product. A UPC is the familiar 12-digit retail barcode; a GTIN is the global family it belongs to. Required by most retail and logistics systems.
The barcode identifiers for a product. A UPC is the familiar 12-digit retail barcode; a GTIN is the global family it belongs to. Required by most retail and logistics systems.
A barcode that encodes a variant the SKU does not, or a check digit computed by hand, is a carton a scanner rejects at the dock — and a chargeback for the rejection.
Every term here is one the protocol actually uses, defined for somebody who was never taught it — with the part that usually goes wrong. All terms →