KIMBLE® KONTES® DUALL® PTFE Pestle and Glass Tube Replacement Pestle Only, Size 21
- Design innovation on our popular 885450 DUALL® tissue grinders
- PTFE/rubber-lined phenolic screw cap closure permits centrifugation or storage of homogenates without transfer
- Replacement components are available and completely interchangeable
- Clearance between pestles and tubes is 0.004' to 0.006'
- Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements