DWK Life Sciences 28016-25 Flask,Volume,Classa,Raysorb,Ptfe,25ml, KIMBLE®, 12/Unit - 09-502 | Genesee Scientific DWK Life Sciences 28016-25 Flask,Volume,Classa,Raysorb,Ptfe,25ml, KIMBLE®, 12/Unit - 09-502 | Genesee Scientific