Hamilton delivers performance, value, and choice with two high quality tip families, plus multiple formats and packaging options. Formats include standard, non-filter, extended length, hydrophobic filter barrier, non-sterile, pre-sterilized, and macrovolume. Packaging options include bulk resealable bags, hinged and lift-off racks, and stackable racks. Hamilton tips are made from chemically resistant, virgin polypropylene for excellent clarity and smooth surfaces. All AdvanTip products are certified to be safe from RNase, DNase, and pyrogens. Hamilton pipette tips are universal-fit. Hamilton SoftGrip™ Manual and SofTouch™ Electronic pipettes used with Hamilton AdvanTip Pipette Tips deliver outstanding accuracy and precision, guaranteed.