Greiner Bio-One Serum Tubes: Clot Activator with Gel Separator Available on GSA/VA Contract for Federal Government customers only.

For routine clinical chemistry, immunohematology, serology or immunology testing

Manufacturer: Greiner Bio-One 456073

 View all options for this product

Catalog No. 22-040-068


This item has been discontinued by the manufacturer and is no longer available. Please call customer service for assistance: 1-800-766-7000.  View substitute products »


    Capacity (Metric) 13 x 100mm; 5mL
    Closure Type Non-ridged pull cap
    Material Plastic
    Additive Microscopic silica particles with separation gel
    Color Red cap w/yellow ring

    • Coated with micronized silica particles which activate clotting when tubes are gently inverted
    • Tubes with gel contain a barrier gel on the tube bottom that during centrifugation moves upward to the serum-clot interface to form a stable barrier, separating serum from cells
    • Clear as glass with equal or better performance
    • Molded to be virtually unbreakable, providing a better level of safety than glass
    • Tubes have an 18-month shelf life from the date of manufacture
    • Pediatric tubes come with white rings for quick identification
    • Safety Twist Caps can be removed and replaced several times
    • Nonscrew caps can be removed and replaced as often as required

  • Description & Specifications

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