10mm Autosampler Vial Screw Thread Caps - Black - NSC C4010-35BLK

Thermo Scientific™ National Scientific Brand Wide Opening Screw Cap. Open top caps are designed to be used with any of our 10mm septa. Polypropylene caps are chemically inert and suitable for most chromatography applications. Pre-assembled caps are convenient and minimize contamination from handling. Closures are shipped in sealed polybags to prevent contamination during transport. Caps come in a variety of colors.