World Precision Instruments 504529 Reusable Biopsy Punch
The WPI punches is a limited reusable, disposable sampling tool, ideal for tissue processing or forensic applications. They may be disposed of after use or cleaned and reused. Cleaning: Clean tip between each sample extraction by coring blank filter paper; rinse with ethanol or spray with compressed air to remove dried artifacts. Rinse mat with ethanol after each sample extraction.