Chat Now. China 2ml 9mm HPLC Vials Supplier Manufacturer and Factory. The 2ml HPLC vials supplied by Membrane Solutions are precisely designed, applied with expertise, and in accordance with strict technical specifications. Vial Dimension: 12x32mm. Vial Color: Amber and Clear. Vial Volume: 1.5-2.0ml. Vial Material: Borosilicate Glass/Glass Type 1.