When it comes to choosing Centrifuge Tubes for your laboratory, this article will discuss the most important considerations to take into account. We will highlight the most important aspects to consider when selecting the tubes that are suitable for your requirements.
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Listing of the ContentsThe Centrifugal Force Relative to theThe compatibility of chemicalsQuantityThe Centrifugal Force Relative to theThe tube's thickness, diameter, and the strength of the material all play a role in determining the maximum relative centrifugal force (RCF) that it is suitable for withstanding

  • When comparing tubes, it is important to focus on the RCF rating rather than the rpm speed

  • Since rpm only measures the speed at which the rotor is spinning, RCF takes into account the gravitational force

  • Choose a tube that has an RCF rating that is significantly higher than the forces that your centrifuge will apply

  • Because of this, tube failure or leakage even at high speeds is prevented

  • Consider purchasing a tube with a lower RCF rating if you do not require ultracentrifugation speeds greater than 10,000 x g

  • Tubes with a higher RCF rating are more expensive

  • Choose tubes in accordance with the RCF range, which can be found in the manual that came with your centrifuge

  • The compatibility of chemicalsCheck that the material used for the tube has a documented level of chemical resistance to all of the solvents, acids, bases, and reagents that will be used

  • Polypropylene (PP), polyallomer (PA), polycarbonate (PC), and polyethylene (PET) are the substances that are most commonly used to make tubes



Polycarbonate is characterized by its high clarity and resistance to impact. Polyethylene can be used for alkaline samples, but it deforms when heated above 60 degrees Celsius. Using siliconized tubes allows for a more efficient recovery of proteins and nucleic acids. Certifications and Quality Control of TubesBe sure to choose brands that have a good reputation and are manufactured in a facility that is ISO certified. Tubing of a medical grade has been sterilized and made non-pyrogenic upon certification. There is an improvement in the recovery of biological samples using low protein binding tubes. The most reputable brands manufacture RCF tubes as well as chemical resistance validated tubes. Make sure you inquire about the procedures for quality assurance testing and process validation. The Process of Selecting a ProviderPlace an order for sample sets from a number of different suppliers in order to test tubes before making a purchase. Examine the duration of delivery, the price per tube, and the procedure for purchasing. There is a wide variety of tubes and testing data available from well-established scientific suppliers. It is important to select a provider that offers both technical directions and support. Final ThoughtsSelecting the appropriate centrifuge tube is an essential step for any laboratory.

Assess the performance of the tube by testing samples provided by the suppliers. RCF, chemical compatibility, and volume are the most important considerations. Take your time to choose the tube that is most suitable for your requirements. When it comes to separating samples in the laboratory, Centrifuge Tubes are an essential consumable. However, because there are so many different types available, choosing the tubes that are best suited to your requirements requires careful consideration. When it comes to purchasing centrifuge tubes, this article will delve into the most important considerations to take into account in order to ensure that you select the appropriate tubes for your application and budget.