You may use this simple UPC Search tool to find/generate a report from
Amazon on demand. Below steps shows how you can manually find the
results for ASIN Search using this Amazon Search under "Research"
menu.
1) Choose the 'Sites' and search type UPC/EAN/...
BULK SEARCH USING 'BULK SEARCH FROM FILE' TAB: Now we have an enhanced
method to perform this search under UPC Search using 'Bulk Search from
File' tab. This process runs on background and you need not keep the
web screen open to complete this search. Onc...