How to Validate EAN Codes: A Step-by-Step Guide

Learn how to check if an EAN code is valid with our simple guide, including the checksum formula and verification tools.

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To check if an EAN is valid: First, ensure the EAN is either 8 or 13 digits long. Apply the EAN-13 checksum formula: Multiply alternating digits by 1 and 3, sum these products, and add them to the remaining digits' sum. If the total is a multiple of 10, the EAN is valid. Numerous online tools are also available to quickly verify EAN codes.

FAQs & Answers

  1. What is an EAN code? An EAN (European Article Number) code is a 13-digit barcode used to identify products uniquely.
  2. How can I check an EAN code's validity online? You can use various online tools simply by entering the EAN code to verify its validity.
  3. What is the difference between EAN-8 and EAN-13? EAN-8 codes are shorter, using 8 digits, while EAN-13 codes are the standard length of 13 digits used for most products.
  4. Why is it important to validate EAN codes? Validating EAN codes ensures accurate inventory management and prevents errors in product identification.

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For more information on product verification and barcoding techniques, explore our other guides on barcode standards and online verification tools.

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