Volumetric Flask lab glassware Material:borosilicate 3.3 glass Size:10ml 25ml 50ml 100ml 250ml 500ml 1000ml 2000ml We specialize in laboratory glassware,main products:beaker,funnel,conical flask,boiling flask,burette,connection tube,test tube,gas washing bottle,separatory Funnel.etc. 1621 Volumetric Flask graduated on mark, with ground-in glass stopper or plastic stopperCapacity. (ml)Height (mm)O ...