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Unique Identifiers

 
The Unique Identifiers section is used to specify the unique ID(s) associated with your item. Some items may not have any Unique ID associated, in which case, you can skip this section. The user interface of this section looks like the following:
 
 
Field
Explanation
UPC
UPC code, typically a 12-digit number to uniquely identify this item
ASIN
Amazon's ASIN number
Mfg
Manufacturer
Brand & MPN
Brand and Manufacturer's part number
ISBN-10
10 digit ISBN number - used mostly for identifying books
ISBN-13
13 digit ISBN number - used mostly for identifying books
EAN
Equivalent of UPC - used mostly in European countries