Glass Micro-Hematocrit Capillary Tubes Sodium-Heparinized Red top

Micro-Hematocrit Capillary Tubes are manufactured from soda lime glass, packed in plastic vials with reclosable snap-lock caps to maintain cleanliness, it is designed for both safe blood collection as well as accurate micro-hematocrit determinations. They are available with or without anticoagulant inside interior wall of glass tube, with color coded ends in red or blue.

Red top capillary tube is Sodium-heparinized to prevent blood clotting.

Features

• Precision molded, they provide excellent sample retention during centrifugation
• The tubes fill rapidly without affecting specimen integrity
• with sodium heparin anticoagulant that keeps the blood from clotting
• Color coded ends for easily identify the plain or heparin treated tubes