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Centrifuge tubes are essential laboratory tools used for separating liquids and particles based on density through the process of centrifugation. This category includes a wide range of centrifuge tubes and accessories to meet the diverse needs of laboratories.
The products in this category include various types of centrifuge tubes such as conical centrifuge tubes, microcentrifuge tubes, and centrifuge tube storage boxes. These tubes come in different sizes to accommodate different sample volumes. Additionally, there are racks available for organizing and storing these tubes conveniently.
Accessories such as glass beads, racks, adapters, and utility trays are also included in this category. These accessories enhance the functionality and efficiency of centrifuge tubes, making them versatile tools for laboratory work.
Whether you are working with small volumes of samples in microcentrifuge tubes or larger volumes in shape conical centrifuge tubes, this category provides a comprehensive selection of products to suit your specific needs. These centrifuge tubes and accessories are built to withstand high speeds and harsh chemicals, ensuring reliable performance and accurate results in various laboratories.
Choose from a variety of centrifuge tubes and accessories in this category to streamline your laboratory processes and enhance the efficiency of your research or testing procedures. With high-quality products from trusted brands, you can trust that your centrifuge tubes will meet your laboratory's demands for precision and reliability.
View the full line of Centrifuges
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Introduction
The centrifuge tube is an essential laboratory tools used for the separation of fluids, suspensions, or mixtures by density through high-speed spinning. Made for precision and efficiency, these tubes play a crucial role in various scientific fields, including molecular biology, chemistry, and clinical healthcare. This overview will explore the design, features of the centrifuge tube in professional laboratories.
The centrifuge tube typically consists of a tube body and a centrifuge tube cap. They are available in various shapes, but the high quality conical tube with a shape conical is particularly popular due to their efficiency in separating fluids and precipitates. The conical centrifuge tube allows for more precise pelleting and easier supernatant removal, featuring uniform wall thickness for enhanced durability and performance under high-speed centrifugation.
Polypropylene and Polystyrene: Most centrifuge tubes are made from polypropylene copolymer or polystyrene due to their excellent mechanical strength and clarity. Polypropylene tubes offer chemical resistance and can withstand autoclaving, making them suitable for repeated sterilization and rigorous use.
Polycarbonate and Teflon FEP: For jobs requiring higher temperature stability and chemical inertness, polycarbonate and Teflon FEP (fluorinated ethylene propylene) are preferred. These types are involved in aggressive solvents or where high clarity is essential.
The centrifuge tube cap assembly are a critical component of the centrifuge tube, providing a secure seal to prevent leakage during centrifugation. Common closure types include:
Snap Cap: Offers convenience for quick access but may not be suitable for all high-speed tests.
Screw Cap: Provides a more secure sealing cap, ideal for high-speed centrifugations and hazardous materials.
Sealing Caps: Some tubes come with specially designed sealing caps that include additional features like silicone gaskets or O-rings to enhance leak protection.
Featuring uniform wall thickness, centrifuge tubes ensure consistent performance under centrifugal force. This design attribute helps prevent the centrifuge tube from collapsing or breaking, providing safety and reliability during operation.
The centrifuge tube comes in various volume capacities, from small microcentrifuge tubes to larger 50ml high quality conical tubes. Most tubes are graduated, offering a means to measure the volume of contents accurately. These markings are essential for precise experimental procedures and sample preparation.
Each centrifuge tube is designed to withstand a specific maximum relative centrifugal force (RCF), commonly measured in g (gravitational force). Tubes must be selected based on the RCF rating of the centrifuge rotor to ensure compatibility and safety. Additionally, the diameter and bottom design (round bottom or conical) of the centrifuge tube influence the type of rotor fit for which the tube is suitable.
In molecular biology, particularly DNA isolation, sterile and DNase-free bottom centrifuge tubes are essential to prevent contamination and degradation of nucleic acids. The precise control over sample handling and the ability to perform repeated washes and spins make these tubes indispensable.
For clinical work, centrifuge tubes often need to be sterile, non-pyrogenic, and non-cytotoxic. These tubes facilitate the preparation and storage of samples such as blood, urine, or other body fluids for diagnostic testing.
Centrifuge tubes are also used extensively in chemistry labs for precipitating solids from solutions or separating immiscible liquids. The chemical compatibility of the tube material with various solvents determines its suitability.
When selecting centrifuge tubes for laboratory use, several factors should be considered:
Chemical Compatibility: Ensure the tube material is compatible with the chemicals and solvents used in experiments.
Temperature and Pressure Requirements: Choose tubes that can withstand the temperature and pressure conditions of the experiments.
Certifications: Look for tubes that are certified guaranteed RNase-free, DNase-free, and non-sterile or sterile as required by the experimental protocols.
Centrifuge tubes are vital components of the modern laboratory, essential for a broad range of scientific tests. Their design, material composition, and functional features such as uniform wall thickness, reliable cap assemblies, and precise graduations ensure they meet the rigorous demands of professional lab environments. By understanding the complete line and different types of tubes and their specific applications, laboratories can effectively choose the right tubes to meet their needs, ensuring accuracy, safety, and efficiency in their scientific endeavors.
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