Pipet tips feature a unique beveled end to minimize fluid retention. They ensure superior sample delivery and recovery in critical micro-volume ranges. Tips fit most popular research-grade pipettors. Reinforced base design and standard 96-well pattern of cell racks ensures rapid mounting of small tips on all multichannel pipettors. Fully autoclavable. The 1–200µL racked tips are certified RNase-, DNase-, human DNA-, PCR inhibitor-, and pyrogen-free.