Waters hplc vial inserts with mandrel interior and polymer feet for lab use-Aijiren Hplc Vials Insert. 1.5 ML/2ML 8-425 Screw Neck Autosampler Vials ND8 Material: USP Type 1, Class A, 33 Borosilicate Glass Volume: 2ml (standard volume) 1.5ml(actual volume) Application: HPLC and GC. Email : market@aijirenvial.com.