Laboratory Tubes

Lab tubes are an essential part of laboratory applications. Options available include Pyrex® tubes, cluster tubes, and distilling tubes, each offering different shapes suitable for various scientific projects . Evergreen Scientific tubes are available in various shapes and sizes to suit all tubing requirements. Some tubing options are manufactured to endure pressure or stress, and others are used for molecular and biological testing, depending on laboratory requirements.

Melting point tubes are available to determine the melting and boiling temperature of a solid substance ground into a fine powder.

They are designed for multiple uses, such as heating and freezing, to achieve precise and accurate results. Options available include test tubes, cell culture tubes, auto analyzer tubes, centrifuge tubes, and storage tubes.

Laboratory Tubes

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  • Ultra-High-Speed 15mL & 50mL Polypropylene Centrifuge Tubes

    labForce® (powered by Thomas Scientific)

    labForce® Ultra-High-Speed 15mL & 50mL Centrifuge Tubes have been designed for high speed centrifugation and meet the demands of the most crucial scientific work. Produced using premium grade USP Class VI resins in an automated, touch free manufacturing process that provides both ultimate...

  • Amplifyt® PCR Rigid-Strip Tubes With Attached Caps

    labForce® (powered by Thomas Scientific)

    8 Strip Rigid Strips with attached individual caps Available in two sizes to fit virtually every thermal cycler or real-time instrument.  0.2mL for standard blocks and 0.1mL for low-profile or "fast" blocks. Available in clear, assorted, or white.  All caps are flat and...

  • Round Bottom Culture Tubes with Caps

    United Scientific Supplies

    Tubes with round bottoms are manufactured from ASTM E438 Type 1 Class A Borosilicate 3.3 glass. Includes polypropylene autoclavable screw cap with PTFE liner.

  • Posi-Click 1.7 ml Microcentrifuge tubes

    labForce® (powered by Thomas Scientific)

    Withstand 28,000 x g Easy to open, easy to close Double, high pressure locking ring RNase, DNase and pyrogen free Unsurpassed clarity Frosted writing surface and graduations Ultra smooth interior-low liquid retention Made from highest quality, virgin, single melt polypropylene Not recommended for...

  • CryoKING sterile & pre-set bottom 2d barcoded Cryogenic Vials

    CryoKING® Cryogenic Vials with pre-assembled Red, Green, or Blue Caps, Case of 1000. Size Options: 05ml, 1.0ml, 1.5ml. All tubes come with a 1D on the side and with or without a 2D on the bottom. (Includes 2 Free CryoKING® Cryoboxes with Purchase)

  • Posi-Lock™ Microcentrifuge Tubes Without Caps

    labForce® (powered by Thomas Scientific)

    Posi-Lock™ capless tubes are ideal for customers not needing to seal their samples.  With no cap to interfere, collecting from spin columns is easy and mess-free with no caps to break off during centrifugation. Graduated every 100µL for easy volume identification Ultra-clear resin...

  • S/C Culture Tube Comp,20x150mm Bulk-Pack

    Manufactured from Type 1 Class A Borosilicate Glass. Includes long skirted black phenolic screw cap with white rubber liner. Specifications: Type 1 Class A Borosilicate Glass Screw Cap Included Size: 20 X 150mm Replacement Cap: 2029-00018 Case Quantity: 500

  • United Scientific™ Culture Tubes, Disposable, With Screw-Cap Finish

    Manufactured from 5.1 expansion borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class B requirements, these threaded culture tubes are suitable for a variety of lab settings. Each tube is heat-treated at temperatures exceeding 500° C and immediately packed in a shrink-wrapped...

  • Borosilicate Glass Culture Tubes

    Globe Scientific is pleased to offer these premium quality borosilicate glass tubes. The tubes provide excellent chemical resistance and durability. They feature well-rounded bottoms and smooth, fire-polished rims. Dimensional specifications are rigidly controlled for reliable, uniform results. The...

  • Falcon® Round Bottom Polystyrene Tubes

    Widely used and referenced in laboratory protocols      Dual position snap-cap prevents sample loss with ease of handling      Sterile, nonpyrogenicity tested to less than 0.1 EU/mL (Cat. No. 352008 nonsterile)   The foundation for consistent research...

  • Test Tubes

    Globe Scientific

    Globe Scientific offers an extensive line of mulit-use test tubes. They are molded from premium grade polystyrene for clarity or of polypropylene for impact strength and stability to common acids, alkalies, and solvents. Polystyrene tubes can withstand 1500 RPM during centrifugation. Polypropylene...

  • Vacutainer® K2 EDTA Tube

    BD Vacutainer® spray-coated EDTA Tubes are used for whole blood hematology determinations, immunohematology testing and blood donor screening.* * The performance characteristics of these tubes have not been established for infectious disease testing in general; therefore, users must validate the...

  • Metal Free® Centrifuge Tubes

    For applications requiring the assurance of low background metals Made of 100% medical grade ultra low metal virgin resins Certified below one part per billion (<1ppb ) for trace metals natural colorant-free flat caps labcon’s  metal free® centrifuge tubes are specifically processed...<>

  • Falcon® Cell Strainers

    A faster and easier alternative to gauze filtration in procedures involving dissociation of cells from either clumps or primary tissues      Consistently obtain a more uniform single-cell suspension      Three nylon mesh pore sizes for optimal performance in a variety...

  • Digestion Vessels and Accessories

    Digestion vessels are certified to class A volume accuracy, include a metals background report and are compatible with leading brand graphite block digestion systems. 500 vessels/case Made from virgin polypropylene (PP) Excellent visibility Very good resistance to acids Molded-in graduations are in...

  • labForce® Centrifuge Tubes

    labForce® (powered by Thomas Scientific)

    Centrifuges Tubes with Printed Graduations (with marking area) New clearer polypropylene copolymer High centrifugal strength - up to 15,000 RCF Flat markable cap with seal Phenol / Chloroform resistant DNase, RNase and pyrogen free Custom Pre-printed Barcodes and other Marking Available Take...

  • Vacutainer® SST™ Tubes (serum separator tube)

    BD Vacutainer® SST™ Tubes contain spray-coated silica to aid in clotting and a polymer gel for serum separation. Samples processed in these gold top serum separator tubes are used for serum determinations in chemistry, blood donor screening and infectious disease testing.*  BD...

  • 30 mL Centrifuge Tubes and Caps

    30 mL centrifuge tubes are ideal for general purpose laboratory work.  These tubes are especially useful as a 95kPa certified leak-proof primary container in shipping infectious specimens. The 30 mL tube with spork is also widely used in parasitology specimen transport.  Polypropylene...

  • Safe-Lock Microcentrifuge Tubes, PCR Clean

    Eppendorf Safe-Lock Tubes are the result of 50 years of continuous improvement and development. The original Safe-Lock tubes protect your sample with excellent centrifugation stability, feature perfect sealing properties, and reliably prevent sample evaporation. Trust in the original Eppendorf...

  • Conical Centrifuge Tubes

    Heathrow Scientific

    Premium 15 mL and 50 mL conical tubes manufactured from high-clarity polypropylene. Features dark imprinted graduations and a large white writing area for sample identification. Flat polyethylene cap also provides another opportunity for labeling. Available in sterile bulk and racked versions (50 mL...

  • Best Value Centrifuge Tubes

    Celltreat Scientific

    Manufactured and packaged using an improved process, while maintaining standards Graduations are printed in bold, easy-to-read black ink and are accurate to +/-2% Large white marking area provides excellent contrast for identification Easy to write on flat surface polyethylene (HDPE) caps feature...

  • Protein LoBind® Tubes

    Eppendorf Protein LoBind Tubes are specifically designed for use in proteomics or other fields of protein research, where protein concentration tend to be very small and sample recovery is vital for assay results. Significantly more protein can be recovered for downstream analyses and enzymes remain...

  • Mylar-Clad Hematocrit Tubes

    Designed for safety Available in standard red or blue tip Tubes are wrapped in multiple layers of clear Mylar plastic to help avoid accidental breakage. The Mylar wrap helps to contain the sample if the tube fractures, inside or outside the centrifuge. Chance of contamination due to glass fragments...

  • 15 & 50mL Centrifuge Tubes

    Celltreat Scientific

    Graduations on clear tubes are printed in bold easy-to-read black ink and are accurate to ± 2% 50mL clear tubes include a black printed 50mL graduation line and 1, 2 and 3mL graduations molded into the conical bottom Large white marking area provides excellent contrast for identification All...

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Are hematocrit tubes heparinized?

Hematocrit tubes can be heparinized or non-heparinized, depending on their intended use. Heparinized tubes are coated with heparin, an anticoagulant, and collect blood directly from a source to prevent clotting. On the other hand, non-heparinized tubes are used when the blood sample is already anticoagulated, such as blood collected in EDTA tubes. Choosing the appropriate type of tube depends on the test's specific requirements.