Profile: National Scientific Company manufactures a wide range of products for chromatography, sample preparation and compound storage. We offer target DP vials, polyspring and microsert inserts. We also offer precision glass syringes, laboratory filtration & micro titer plate mats and sample container systems. We deliver certified vial kits, closures, all plastic syringes, precision glass syringes, target syringe filters, centrifugal filters, crimpers & de-crimpers, vial crushers, vial racks and microplate products.