These tips provide maximum sample recovery and minimal fluid retention. They have a beveled end for superior accuracy and reproducibility in microliter volume ranges. Low-binding tips feature a modified polypropylene resin that limits the adhesion of cells, rDNA, and other viscous materials. All tips are free of RNase, DNase, and trace metals. Low-binding tips are also free of protease and human DNA. Sterile tips are endotoxin-free. Tips and hinged racks are fully autoclavable to 122°C (252°F).