National Scientific, Chromatography Vials, Vials, CE and CE/MS
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Headspace Vials
National ScientificFits most autosamplers Crimp seal finish Flat or rounded bottoms Beveled edge Type 1 borosilicate glass Clear glass vials with 20mm crimp seal finish are designed to fit most headspace autosamplers Flat bottom vials maximize heating efficiency when used with bottom Round…
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250 L Polyspring Insert
National ScientificPulled point interior Conical glass The 250 µL Polyspring insert features a conical shape and a pulled point interior. As with all Polyspring inserts, it features a polyethylene spring that serves to center the bottom of the insert and to provide a cushion against needle contact.…
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National SureStop* Vials
National ScientificProvides a consistent seal independent of user, or the amount of torque applied when closing vial Provides optimal septum compression across the opening of the vial Design allows the positioning of the closure to be consistently “flat” producing a more cylindrical vial profile, which improves…
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Assembled Vial Kit
National ScientificAssembled kits include 100 vials with pre-attached caps and septa Packaged in convenient vial trays with clear covers Vial trays are stackable for easy storage
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Target Polyspring Inserts
National ScientificTarget Polyspring Inserts Eliminates dead volume, with correct autosampler default setting Permits maximum sample extraction Shock-absorbing polysprings prevent damage to syringes, center the inserts and make them stand straight. Mandrel-formed interior has a precise…
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PTFE / Silicone Septa for Sample Screw Caps
National ScientificExtremely clean, natural-colored PTFE laminated to clear Silicone.