10-425 screw top 2ml vials Aijiren ii lc . 10-425 screw top 2ml vials Aijiren ii lc supplier 2 mL Screw Top Vials and Caps | Aijiren Aijiren 2 mL screw top vials are constructed from from Type 1 borosilicate glass, with low metal content, to protect your sample from destabilizing or leaching.