Disposable Sterile Refill Pipette Tips Refill Rack 1000uL Pipette tip refill is designed, developed and produced to perfectly match most brands of pipettes. The refill tower tip is suitable for most brands of pipetting systems to ensure pipetting accuracy. The sterile refill tower pipette tip uses medical-grade plastic packaging to protect the pipette tips from contamination. The pipette tip refill is sterile, free of DNA, DNase, RNase, endotoxin or ATP. It can be autoclaved at 121 °C/250 °F (2bar) and sterilized by heat and humidity, in accordance with DIN EN 285. Environmentally friendly packaging. According to the IVD Directive 98/79, it has the European Union CE mark. Compared with ordinary carton packaging, the refill tips system can save 60% of laboratory space and 70% of plastic. Without touching the tips, you can refill the shelf with one hand. Refill Pipette Tips can be used with universal carrier boxes.