Graham Hill Books

Keys to Chemistry
Keys to Chemistry

By Graham Hill

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Keys to Chemistry
Keys to Chemistry

By Graham Hill

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Keys to Chemistry Bk1 Pract
Keys to Chemistry Bk1 Pract

By Graham Hill

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Keys to Chemistry
Keys to Chemistry

By Graham Hill

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Keys to Chemistry
Keys to Chemistry

By Graham Hill

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Keys to Chemistry Bk2 Tchrs
Keys to Chemistry Bk2 Tchrs

By Graham Hill

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Chemistry Counts
Chemistry Counts

By Graham Hill

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Chemistry Counts
Chemistry Counts

By Graham Hill

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Chemistry Counts
Chemistry Counts

By Susan Walker, Graham Hill

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Chemistry Counts
Chemistry Counts

By Susan Walker, Graham Hill

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What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.

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