Aijiren’s 2mL amber glass screw-top autosampler vials are all 5.0 type borosilicate glass. 9mm Amber Glass Screw Thread HPLC Vial for SHIMADZU. The technical parameters of a 2ml transparent threaded sample bottle with a scale of 9-425 are as follows: Volume: 2mL. Shape: 12x 32 mm. Color: transparent or amber.