11mm Crimp Top HPLC Vial for THERMO FISHER
2ml clear crimp top hplc autosampler vial is made of borosilicate glass. Comparing with 2ml amber crimp headspace vial, the 2ml clear crimp top hplc autosampler vial should be made by special process. The appearance of a clear and transparent 2ml crimp top sample hplc vial has attracted widespread attention. 2ml clear crimp top hplc autosampler vial is made by adding UV-absorbed metal oxides to the glass, while using the complementary effect of color, and then adding certain metals or their oxides to fade the colored glass. So in theory, the 2ml clear crimp top HPLC autosampler vial is a little expensive than Amber autosampler vial.