Abdos Life Sciences Centrifuge Tubes Conical Bottom, PP/HDPE Silk-Screen graduation makes identification easy. Clinical Chemistry Analyzer C72 Perform well with animal cell culture handling. Centrifuge Tubes Self Standing, PP/HDPE Skirted bottom makes it easier to use without any rack Racked Centrifuge Tubes Conical Bottom, Paper These Racks are designed to hold Centrifuge Conical Bottom. Centrifuge Tube Box, PP Click Together Conical Tube Racks, ABS Shipped flat, they are easy to assemble and snap together securely. Universal Centrifuge Tube Rack, PP Ideal for firmly holding a wide range of tubes and vessels Foldable Space Saving Rack, PP Designed to help recognize 15 and 50 ml tubes.. Swirl Pro High Speed Micro Centrifuge Swirl Pro has a large ergonomic design with easy to read display and sound alert. Swirl Maxi Micro Centrifuge Swirl Maxi has a large ergonomic design with easy to read display and sound.