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Nalgene® Unwire™ Full-Size Test Tube Racks, Polypropylene
Nalgene® Unwire™ polypropylene test tube racks provide the same innovative design as Unwire™ test tube racks made using ResMer™ manufacturing technology. These test tube racks will not float in water baths. Test tube racks are stackable when empty to save space. Rack securely holds a full load of seventy-two (72) test tubes in a 6 x 12 array. Autoclaving these test tube racks is not recommended. Nalgene 5976 Series.