Cole-Parmer Glass Capillary Tubes, Open Both Ends; 100/PK from Cole-Parmer
Drummond Glass Capillary Tube 3" PK100 1-000-800/12 1-000-800/12-CS, 1-000-800/12-PK. Drummond Hematology test kits or supplies.
Dynalon Glass Capillary Tubes with One End Sealed Glass capillary tube; | Fisher Scientific
Standard Glass Capillaries for Laboratory Research
Large Capillary Tubes 100 mm x 1.3-1.5 mm ID 1.6-1.8 mm OD 140/pk Glass Micro Pipettes Both Ends Open AAdvance Instruments: Amazon.com: Industrial & Scientific