Gray-top tube: Contains sodium fluoride (a preservative) and potassium oxalate (an anticoagulant). Send plasma in a plastic transport tube labeled “Plasma, Sodium Citrate.” Send whole blood in a blue-top tube. Green-top tube: Contains sodium heparin or lithium heparin.
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Similarly one may ask, what is a gray top tube used for?
Grey-top tube (potassium oxalate/sodium fluoride) This tube contains potassium oxalate as an anticoagulant and sodium fluoride as a preservative – used to preserve glucose in whole blood and for some special chemistry tests.
Likewise, what test goes in what color tube?
| Tube cap color | Additive | Common laboratory tests |
|---|---|---|
| Green | Sodium or lithium heparin with or without gel | Stat and routine chemistry |
| Lavender or pink | Potassium EDTA | Hematology and blood bank |
| Gray | Sodium fluoride, and sodium or potassium oxalate | Glucose (especially when testing will be delayed), blood alcohol, lactic acid |
Likewise, what is the GREY tube used for in phlebotomy?
Gray top tube with potassium oxalate/sodium fluoride: used for lactic acid testing and other plasma or whole blood determinations. Yellow top tube with ACD (acid citrate dextrose) Solution A or B: used for whole blood determinations including flow cytometry and tissue typing assays.
What do the different color blood tubes mean?
Pink or Lavender – EDTA Both pink and lavender tubes contain EDTA, which is a chemical that binds with and ties up calcium ions. The main difference between the two colors is that the pink top tubes are generally bigger, and get spun down in a centrifuge to separate the plasma from the cells.
Related Question AnswersWhat is a GREY top tube used for?
It has no anticoagulant and is used for many chemistry tests. It cannot be used for certain drug levels or any blood bank procedures. Grey-Top Tube - Potassium Oxalate. This tube is used primarily for glucose tolerance testing.What color tube has no additives?
Red additive? Glass tube has no additive; plastic tube has a clot activator.What is the purple top tube used for?
Containers containing anticoagulants Light green or green/gray "tiger": for plasma determinations. Purple or lavender: K2 EDTA. This is a strong anticoagulant and these tubes are usually used for complete blood counts (CBC). Lavender top tubes are generally used when whole blood is needed for analysis.What color tube does a TSH go in?
Collection. If a red-top tube is used, transfer separated serum to a plastic transport tube.Can you pour blood from one tube to another?
Blood should NEVER be poured from one tube to another since the tubes can have different additives or coatings (see illustrations at end).What is the difference between serum and plasma?
Difference Between Plasma and Serum. Plasma is that part of the blood, which contains blood clotting agent called as fibrinogen, while serum is the fluid part of the blood and does not contain clotting agent. The another important role of blood is to provide nutrients, hormones, electrolytes to the cell.Do you spin red tops?
DO allow red top tubes to clot in an upright position at room temperature for 60 minutes, gold top for 30 minutes. Centrifuge for the preprogrammed time or 10 minutes for red or gold top tubes, 10 minutes for green, and 15 minutes for BD Blue top tubes.What color tube is BMP?
Draw blood in a gel-barrier tube and centrifuge. If red-top tube or green-top tube is used, centrifuge within 45 minutes of draw, remove the serum or plasma, and place in a transport tube and tightly stopper the tube.What is the Antiglycolytic agent in a gray top tube?
Bobby Rickets. The correct answer is option D - Grey Gray is the color of the tube that contains an antiglycolytic agent. A machine with a gray tube cap color contains sodium fluoride, and sodium or potassium oxalate, which is known to prevent glycolysis and blood clotting by precipitating calcium.What tubes do you centrifuge?
Anticoagulated Tubes (Plasma) Plasma specimens should be collected in the designated anticoagulant tube. Gently invert the tube eight (8) times immediately after collection to evenly distribute the additive. Immediately centrifuge at 1300-1800 xg for 10-15 minutes.What does sodium citrate do to blood?
BACKGROUND: Sodium citrate has been used as an anticoagulant to stabilize blood and blood products for over 100 years, presumably by sequestering Ca(++) ions in vitro. Anticoagulation of blood without chelation can be achieved by inhibition of the contact pathway by corn trypsin inhibitor (CTI).What are the order of draw?
Order Of Draw Acronym- Boys – Blood Culture.
- Love – Light Blue.
- Ravishing – Red.
- Girls – Gold.
- Like – Light Green.
- Dieters – Dark green.
- Love – Lavender.
- Greek – Gray.
