Latest Update
chlorhexidine gluconate an antiseptic often used to prepare a venipuncture site for blood
culture collection.
povidone-iodine an antiseptic commonly used in medical settings.
benzalkonium chloride an antiseptic sometimes used in medical settings.
iodine tincture solution of iodine, usually in ethyl alcohol, used as an antiseptic.
tourniquet in phlebotomy, a band that temporarily restricts the return of venous blood
below the area where it is applied, making veins easier to locate and access.
microcollection tube a tube for collecting very small blood specimens, with volumes usually
ranging between 125 and 600 microliters (μL); generally used for capillary puncture collections.
capillary tube a small, thin, straw-like tube for collecting blood from a capillary puncture
site.
analyte a substance measured or studied in a diagnostic test.
serology the study of blood serum.
serum separator tube (SST) a blood collection tube containing no anticoagulant additive and
a gel designed to separate the liquid and solid components of blood after centrifugation.
stat serum tube a blood collection tube containing a fast-acting clot activator for quicker
testing; usually has an orange stopper.