High quality tips with filter (pore size 4 microns). Narrow and long design to reach the bottom of narrow tubes. Human DNA-free and certified free from DNase, RNase and PCR inhibitors. Innovative internal geometry making a universal compatibility with virtually all brands of micropipettes including EASY, Gilson, Eppendorf, HTL, Biohit, CAPP, Finnpipette, Nichiryo, Rainin and Socorex. Packaged in sterile polypropylene racks and bags of 1000 non-sterile tips. Natural color. Certificate of sterilization included