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RAM Scientific™ Safe-T-Fill™ Plastic Hematocrit Capillaries

100% plastic—no glass to break

Manufacturer:  RAM Scientific, Inc. 06 0507

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Catalog No. 14-915-82

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  • 100% plastic tubes collect microliter volume capillary blood samples from finger and heel sticks
  • 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 available untreated or heparinized
  • 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

Recommended Storage

Store at room temperature. Keep dry. Keep away from sunlight.

Description & Specifications


Clear Tube with Red Marking
2.95 in.
0.001 oz.
Intended for microhematocrit determinations (volume of red blood cells/PCV) and coated with Ammonium Heparin anticoagulant to prevent clotting.
Heparinized Non-sterile Microhematocrit Tube
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