Thermo Scientific™ 13-688-420 PD-Tip™ Disposable Pipet Tips

Made of HDPE and polypropylene (polypropylene and liquid crystal polymer for 0.1mL size) without lubricants or additives that can contaminate samples. BrandTech™ PLASTIBRAND™ PD-Tip™ Disposable Pipet Tips are automatically recognized by HandyStep™ electronic and AutoRep E. Bio-Cert™ tips are independently certified free from DNA, RNase, ATP, and endotoxin for critical biological applications.