Aijiren 10ml Lab Crimp Top Flat Bottom Clear Gc Headspace Glass Vials With Top Gc Vial from Laboratory Bottle Supplier or Manufacturer-Zhejiang Aijiren Headspace Vials - Headspace | qecusa.com All QEC headspace vials meet or exceed OEM instrument manufacturer's C.006.001F · 20mm bevel - clear, flat bottom, 20mm, bevel finish, flat bottom ...