Fisherbrand™ Color-Coded Capillary Tubes Available on GSA/VA Contract for Federal Government customers only.

Excellent for use in microhematocrit determinations

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Catalog No. 22-260950

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    Capacity (Metric) 70μL
    Material Glass
    Color Red
    Diameter (Metric) Inner 1.1 to 1.2mm
    Length (Metric) Tube 75mm
    Product Type Heparinized Tube

    • Ends can be sealed by flame, sealing clay or caps
    • Manufactured from low-taper, soft glass
    • Tubes are packed in plastic vials with reclosable snap-lock caps to maintain cleanliness
    • Red band on tube indicates heparinization; blue band indicates nonheparinized tube
    • Interior surface of heparinized tubes is evenly coated with ammonium heparin (4 to 7 USP units), which will not interfere with sodium determination

  • Description & Specifications

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