Home » News » lab vials » Wholesales screw neck vial caps for aijiren Technology hplc Wholesales screw neck vial caps for aijiren Technology hplc Material: USP Type 1, Class A, 33 Borosilicate Glass Volume: 2ml (standard volume) 1.5ml(actual volume) Application: HPLC and GC system Dimensions: 11.6 x 32mm Neck Diameter: 9mm Qty/Pack: 100pcs/pack Payment: T/T MOQ: 1pack