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Imagine having tube after tube of competent cells for your transformations, all (virtually) free of charge. The way to reach this nirvana is to make your own competent cells. Traditionally this can be a tricky feat, but the procedure laid out in this guide makes it simple and routine.

Bitesize Bio’s blood collection tube chart explains each tube type, cap color, and essential properties in a clear format, further divided into serum and plasma tubes so you can pick with confidence. Grab your free chart, pin it up, and streamline your blood collection process today.