Browse Sigma-Aldrich's Screw Top Autosampler Vials, 1.5 to 4 mL to find products in 2 mL Screw Top Vials (12 x 32 mm), Large Opening (6 mm) Taking 10 mm Septa, 4 mL Vials (15 x 45 mm), Taking 11 mm Septa, Caps and Septa for 2-4 mL vials, Perkin-Elmer Autosampler Vials, 12 x 30 mm, 8/425 Thread, Polypropylene Limited Volume Shell Vials with Starburst Conical Snap Plugs, Screw Top and Shell