The blood sample should be centrifuged immediately and the plasma removed from the blood cells. It is common to use microtainer collection tubes of lithium heparin, which contain plasma separators.

For small samples of blood (e.g., 100 μl) allowed to clot, a conical shaped microcentrifuge tube can be used for collection, clotting, and centrifugation. Serum is easier to remove compared with ...

Blood sample tubes that contain a separating gel are often used to obtain blood serum for laboratory tests. After centrifugation, the inert acrylic gel at the bottom of the tube normally occupies ...

EKF Diagnostics’ HemataStat II™ is a microhematocrit centrifuge that provides a quantitative hematocrit reading for up to six blood samples from one 60 second spin. Hematocrit is the volume ...

As per NASA, Sunita Williams first collected her blood sample, spun it in a centrifuge, then stowed the specimen in a science freezer for later analysis. "Next, she inspected a power cable in the ...