Conical Centrifuge Tubes 15mL,50Pcs/Bag Sterile Plastic Test Tubes,Leak-Proof Screw Caps,Conical Container with Graduated and Write-On Marks Ideal for Lab Use

Advanced Feature:
【High-Purity Pp Material for Durability】:Our 15mL centrifuge tubes are crafted from high-purity polypropylene,ensuring maximum chemical and temperature resistance.These tubes are designed with longer screw caps featuring sealing rings,providing a leak-proof closure and preventing sample leakage.The smooth,flat inner surface minimizes residue,making them ideal for a variety of laboratory applications.
【Clear Marking and Easy Identification】:Each tube comes with a convenient white writing patch that resists matting,allowing for clear and easy sample marking and identification.The large,unerasable frosting white printed area ensures that your labels stay legible,even under harsh laboratory conditions.
【Accurate and Easy-To-Read Graduations】:The tubes feature precise black graduations that are accurate to ±2%,with 1mL increments up to 15mL,allowing for reliable measurement in your scientific experiments.The easy-to-read scale and large writing space make these tubes perfect for recording sample data directly on the tube.
【Sterilization and Temperature Resistance】:These centrifuge tubes are EO sterilized,non-pyrogenic,and DNase/RNase free,making them and ready for use in sensitive biological applications.They are autoclavable at 121°C/249.8°F and freezable to -80°C/-176°F,withstanding high pressures and providing versatility for different laboratory procedures.
【Wide Range of Laboratory Applications】:Ideal for use in biochemistry and molecular biology,these tubes are widely used for the separation and preparation of various biological samples.Their high-quality material and precise design make them suitable for high-speed centrifugation,sample collection,transportation,and more,catering to the diverse needs of scientific research and analysis.

White Graduations Clear scale, ranging from 1.0ml to 15ml, in increments of 0.5ml	Writing Area Convenient long text mark	Strong Screw Lid Preventing sample leakage