Chromatography Vials, Caps, Septa & Inserts, Tubes, Crimper
All 2ml Screw Thread Vials produced by Aijiren are made of borosilicate glass.The bottle mouth of Snap Top 2ml Glass HPLC Vial has two parallel lines, which are used to jam the four protrusions on the cap to ensure the closure of the cap and the vial.