20ml rounded bottom crimping gc vial caps crimp
20ml precision thread headspace vial–Aijiren Vials for HPLC/GC
20ml precision thread headspace vial, 75×22.5mm, clear glass, borosilicate glass, round bottom 18mm combination seal: magnetic univerisal screw cap, silver, centre hole, ptfe/silicone or ptfe/butyl septa
10ml 20mm Crimp GC Vials on Sale – aijirentechinc.com
The headspace sample bottles are available in 10 types of 10mL and 20mL volumes, with flat or round bottoms. The 20mm crimp cap provides an always guaranteed seal....