Kimble® Chase Glass Natelson Capillary Tubes, 250µL, Color Coded
These Natelson soda lime glass capillary tubes are manufactured with tapered tips for easy collection of micro blood samples. Packed in lint-free boxes. Ends may be sealed with clay or patented caps. Heparinized tubes are evenly coated with ammonium heparin to prevent coagulation and do not interfere with sodium identification. Length x I.D.: 150 x 1.6mm. Volume: 250µL. Color Coded.