. . . . . . . . . "The GTIN-13 code of the product, or the product to which the offer refers. This is equivalent to 13-digit ISBN codes and EAN UCC-13. Former 12-digit UPC codes can be converted into a GTIN-13 code by simply adding a preceding zero. See [GS1 GTIN Summary](http://www.gs1.org/barcodes/technical/idkeys/gtin) for more details." . . . . . . . . "Embedded JSONLD-in-HTML Statement 428" . . . . . . . . . . . . . . . . . "Embedded JSONLD-in-HTML Statement 394" . "The GTIN-13 code of the product, or the product to which the offer refers. This is equivalent to 13-digit ISBN codes and EAN UCC-13. Former 12-digit UPC codes can be converted into a GTIN-13 code by simply adding a preceding zero. See [GS1 GTIN Summary](http://www.gs1.org/barcodes/technical/idkeys/gtin) for more details." . . . . . . "gtin13" . . . . "gtin13" . "Embedded JSONLD-in-HTML Statement 491" . . . . . . . "Embedded JSONLD-in-HTML Statement 493" . . . . "Embedded JSONLD-in-HTML Statement 494" . "Embedded JSONLD-in-HTML Statement 395" . "The GTIN-13 code of the product, or the product to which the offer refers. This is equivalent to 13-digit ISBN codes and EAN UCC-13. Former 12-digit UPC codes can be converted into a GTIN-13 code by simply adding a preceding zero. See [GS1 GTIN Summary](http://www.gs1.org/barcodes/technical/idkeys/gtin) for more details." . . . "The GTIN-13 code of the product, or the product to which the offer refers. This is equivalent to 13-digit ISBN codes and EAN UCC-13. Former 12-digit UPC codes can be converted into a GTIN-13 code by simply adding a preceding zero. See [GS1 GTIN Summary](http://www.gs1.org/barcodes/technical/idkeys/gtin) for more details." . "Embedded JSONLD-in-HTML Statement 427" . "Embedded JSONLD-in-HTML Statement 393" . "gtin13" . . . . "Embedded JSONLD-in-HTML Statement 492" . "Embedded JSONLD-in-HTML Statement 426" . . . . . . . "gtin13" . . "Embedded JSONLD-in-HTML Statement 396" . "Embedded JSONLD-in-HTML Statement 425" .