DWK Life Sciences 28016-10 Flask,Volume,Classa,Raysorb,Ptfe,10ml, KIMBLE®, 12/Unit - 09-498 | Genesee Scientific DWK Life Sciences 28016-10 Flask,Volume,Classa,Raysorb,Ptfe,10ml, KIMBLE®, 12/Unit - 09-498 | Genesee Scientific