Polypropylene Centrifuge Tubes Offer Great Chemical Resistance
All 15mL Polypropylene (PP) Centrifuge Tubes meet USP Class VI standards and are suitable for freezing. Flat caps. A frosted area gives ample space for identification. Graduations are molded on the conical section of the Tube and printed on the length of the Tube. All caps are high-density polypropylene (HDPE). Autoclavable PP Tubes are RNAse-free, DNAse-free and can withstand temperatures up to 120°C.