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, 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 Pipettes used with Hamilton Advantip® Pipette Tips deliver outstanding accuracy and precision, guaranteed.