One Codex Reformat Tubes barcodes and human readable Barcode IDs are etched on the side of each tube. The Barcode ID is formatted as a 10 digit alphanumeric code. These tubes also have a matching 2D barcode on the bottom of the tube.

Standard OMNIgeneā€¢GUT collection device barcodes can be found on the label on the side of the tube. The Barcode ID is formatted as a 14 digit numeric code. DNA Genotek does sell custom barcoded tubes, so this may not apply if you have custom barcoded tubes.

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