GS1 TRADE-ITEM & PACK IDENTITY
Global Trade Item Number (GTIN)
A Global Trade Item Number is a GS1 identification key for a predefined trade item that may be priced, ordered or invoiced. It identifies the trade item rather than automatically identifying one physical instance.
GLOBAL TRADE ITEM NUMBER IN PRACTICE
- Identify the trade itemConfirm product and packaging level.
- Preserve the identifierUse the appropriate format and data handling.
- Validate the mappingCheck the physical pack and system record.
Use the agreed units, actual records and approved procedures for your operation.
A WORKED EXAMPLE
Correct number. Wrong field.
A brand’s approved unit identifier is loaded into a master-case field in the WMS. It can scan correctly while causing a case-versus-each error. The receiving check must compare the identifier, field meaning and physical pack.
WHAT THIS MEANS FOR YOUR QUOTE
Agree the requirement before comparing quotes
Use the actual shipment, stock and service requirements. Record the billing unit, included work and responsibility for exceptions.
A LITTLE MORE CONTEXT
Questions about Global Trade Item Number
Is GTIN the same as a barcode image?
No. It is an identification key.
Does it always serialize each physical item?
No. Instance identification needs additional detail where required.
Does a valid code prove correct UOM setup?
No. Validate the mapping.
Source & example notes
GS1: Global Trade Item Number.
Sources provide background on the linked topic. Product documentation describes a particular implementation; confirm the rules, contract and procedures that apply to your operation.
Quantities, costs and scenarios are illustrative, not operating targets, approved handling instructions or guarantees. Source guidance reviewed 22 October 2026.
Last updated: · 3PL Hub
