2ml Screw Neck Chromatography Vial for Laboratory. Jan 06, 202 · Our vial has a capacity of 2 ml. Each pack contains 00 glass vials and 00 sept d caps. Aijiren’s 2ml Screw Neck Chromatography Vial has three calibers: 8mm, 9mm, and 0mm. The 8mm vial is often suitable for Shimadzu’s autosamplers. The 9mm vial can be matched with