20mm Crimp-top 10mL Headspace Vials,Flat Bottom Sample Vial for GC,HPLC Lab Test
These vials are made of borosilicate glass of uniform thickness, flat bottom for even heat distribution, resistant to high and low temperatures. Headspace Vial. Material: Manufactured from clear Type I borosilicate glass, of which can withstand high internal pressure, the vials have awall thickness of 1.1mm ;.