3600 PCS 10ml Headspace Vials Clear Glass Bottle 20mm Crimp top Flat Bottom HPLC

These vials are made of borosilicate glass of uniform thickness, flat bottom for even heat distribution, resistant to high and low temperatures. Headspace Vial. High-Quality Materials: The glass vials is made of high-quality borosilicate glass and has a thicker design, can withstand high and low temperatures from -200°C to 200°C (-328°F to 392°F), can be refrigerated, heated and boiled, and is not easy to break after falling.