GS1 128 (formerly EAN 128) is a Code 128 barcode designed primarily to identify products.
It contains one or more FNC1 (GS1 Function Code 1) control characters and Application Identifiers. It shows parentheses around the human readable interpretation of the Application Identifiers, but those parentheses are not encoded in the barcode.
It is alphanumeric and can also contain composite symbols.
General Parameters
Text Parameters
Additional Parameters