Certified QSertVial™ (vial with fused-in insert) kit . Certified QSertVial™ (vial with fused-in insert) kit,screw thread,12 x 32 mm,0.3 mL,pkg of 100 clear glass vial,PTFE/silicone septum (bonded),thread for 9 mm; find Supelco-29391-U MSDS,related peer-reviewed papers,technical documents,similar products & more at laboratory vials online-aijiren.