Valid Characters

Explanation

• Encoded as EAN-13.
• Most common and well-known in the USA.
• There is 1 number system (NS), 5 manufacturer code, 5 product code and 1 check digit.
• NS Description :
  0 = Regular UPC Code
  2 = Weight Items
  3 = Drug/Health Items
  4 = In-Store Use on Non-Food Items
  5 = Coupons
  7 = Regular UPC Code
  And other are Reserved.