15 mL Graduated Conical Bottom MetalFree Tubes with White Flat Caps, Qty. 500

These translucent polypropylene tubes are designed to provide excellent chemical resistance. It features a conical bottom with graduation and a sterile, MetalFree^™ composition. MetalFree^™ tubes are made with ultra clean resins for the tube and cap and processed to ensure that common trace metals are kept below an ICP-MS detection level of one part per billion. These tubes are perfect for storage of samples and for applications requiring the assurance of low background metals. They are autoclavable (122°C) and freezable (-80°C).