Safe-T-Fill® Capillary Blood Collection Tube Micro-hematocrit Plain 75 mm Length 50 µL Blue Stripe Without Closure Plastic Tube

Replaces glass Natelson, Caraway, or mylar-coated glass microhematocrit capillary tubes

Blood samples are drawn into the capillary tube through the same capillary action as glass without the risk of breakage

Microhematocrit capillary tubes are untreated

Microhematocrit capillary tubes are also available coated with anticoagulant Ammonium Heparin or Sodium Heparin (Red Marking) to prevent clotting

A complete end-to-end fill of the capillary tube accurately measures the stated fill volume

Color-coded tip red/blue marking to designate whether additive is present in the capillary tube

Packaging labels are marked with Lot Number and Expiration Date