Sample Integrity Compendium: How Safe are Your Samples? WHITE PAPER Consumables & Instruments azenta.comazenta.com Consumables & Instruments How Safe are Your Samples? Part I: Evaluation of Azenta External Thread Tubes for Potential Leachable CompoundsConsumables & Instruments | White Paper Azenta Life Sciences 3 Introduction Plastic storage tubes are used in laboratories worldwide to store biological and chemical samples. As most plastics are supplied sterile, pyrogen- and DNAse/RNAse-free, it is generally accepted that this guarantees product integrity. Few researchers ever consider that despite these apparent guarantees, plasticware can still provide a potential source of error. Evidence shows that bioactive compounds can diffuse into solutions that come into contact with the

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