Nalgene™ PPCO Conical-Bottom Centrifuge Tubes

Features: Translucent Polypropylene Copolymer (PPCO) is compatible with a wide range of lab reagents Designed for low-speed centrifugation up to 6000 × g in refrigerated or non-refrigerated centrifuges (Tubes must be filled at least 80% for proper performance) Conical bottoms concentrate pellet in a small area for easy isolation and retrieval Molded-in graduations last the life of the tube Last longer than polycarbonate tubes under conditions of repeated autoclaving Tube are both autoclavable and graduated Autoclavable Ordering Information: Supplied without closure; friction fit closures available. For 15mL use DS3111-00017; for 50mL use DS3111-0029. Recycling Information:  Nalgene reusable polypropylene(PP) and polypropylene copolymer (PPCO) centrifuge tubes are designed to last many spins under typical laboratory conditions. Yet, as with all durable products, they need to be retired and replaced eventually. These centrifuge tubes are recyclable in many communities. At end of product life, please wash and recycle your Nalgene PP and PPCO centrifuge tubes if services are available in your community.