2ml 9mm Screw Top HPLC Sample Vial--Lab Vials Manufacturer 32*12 mm, 2ml, screw neck, It is dimensionally equivalent to 11mm crimp top vials and 10-425 screw vials. The 9mm screw vials can be used in any autosampler which used 11mm crimp top vials and 10-425 screw vials.