Both EAC and CDRWin require a 13-digit code for the UPC field. However there are only 12 digits in a UPC code - actually 11 plus a check digit. What's with the 13th digit?
Both EAC and CDRWin require a 13-digit code for the UPC field. However there are only 12 digits in a UPC code - actually 11 plus a check digit. What's with the 13th digit?
From the MMC standard :
Catalog Number: ASCII 13 BYTES
cu, Andre
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