Fisherbrand Heparinized Capillary Tubes
Each tube contains 200 capillary tubes. Low taper wall constructions guarantees error less than 1% absolute, 0.4 hemocrit, relative. Ends can be sealed with sealing clay or flame. Red band on the tube indicates heparinization, and interior surface of heparinized tubes are evenly coated with ammonium heparin. Permit copy required, please send a copy to firstname.lastname@example.org.