Inserts for screw neck vials, N 9, screw neck vials, N 10, snap ring vials, N 11 and crimp neck vials, N 11 Supplier: MACHEREY-NAGEL Description: Vial insert, Glass, Inserts for vials with wide opening, glass, clear, conical, 15 mm tip, silanised, 0,20 ml, Ø×H: 6×31 mm