These new tips are designed to fit Andwins exclusive 300L single channel pipettes. Many researchers have recognized the need for an accurate pipette for volumes above 200L, which is a range that is not well served by traditional 1mL pipettes. The 300L pipette and pipette tips close the gap and permit accurate and convenient pipetting, especially in the 200-300L range. These tips also fit most popular 300L multi-channel pipettes and are supplied pre-sterilized in 96 position racks or refill wafers.