class GS1::SerialNumber
Serial number: AI
(21)
The GS1
Application Identifier (21) indicates that the GS1
Application Identifier data field contains a serial number. A serial number is assigned to an entity for its lifetime. When combined with a GTIN
, a serial number uniquely identifies an individual item. The serial number field is alphanumeric and may include all characters contained in figure 7.11-1. The manufacturer determines the serial number.
Figure 3.5.2-1. Format of the element string |----|------------------------------------------------------| | AI | Serial number | |----|------------------------------------------------------| | 21 | X1 -------------> variable length -------------> X20 | |----|------------------------------------------------------|
The data transmitted from the barcode reader means that the element string denoting a serial number has been captured. As this element string is an attribute of a trade item, it must be processed together with the GTIN
of the trade item to which it relates.
When indicating this element string in the non-HRI text section of a barcode label, the following data title SHOULD be used (see also section 3.2): SERIAL
Source: www.gs1.org/sites/default/files/docs/barcodes/GS1_General_Specifications.pdf
Constants
- AI