What does Rapid Serum Tube contain?

What does Rapid Serum Tube contain?

BD Vacutainer® Rapid Serum Tubes (RST) contain thrombin-based clot activator and polymer gel for serum separation. Samples processed in these tubes are used for serum determinations in chemistry.

What tube should a thrombin test be drawn in a tube that accelerates clotting?

Blood should be collected in a blue-top tube containing 3.2% buffered sodium citrate.

How many times do you invert a BD Vacutainer Rapid serum or RST tube?

Patient Population Specifically, caregivers were instructed to invert the RST 5 times immediately after phlebotomy. No specific instructions or reminders were given for the PSTs, although hospital policy dictates that these tubes should be inverted at least 5 times immediately after phlebotomy.

What color tube contains thrombin?


Red No additive 7.0 mL
Light Blue 3.2% Sodium Citrate 4.5 mL
Gold Top (Serum Separator, “SST”) Contains separating gel and clot activator 6.0 mL
Light Blue – Yellow Label on Tube Thrombin 2.0 mL

What is the red top blood tube for?

Red top – Tube without gel separator, used mainly for serology and chemistry testing. 10mL Red top tubes are used in Blood Bank for antibody screens. c. SST / Gold top – Tube contains a clot activator / gel separator which separates the cells from the serum for a variety of testing.

Which color tube produces serum?

Serum is usually collected in mottled red/gray, gold, or cherry red-top tubes, and red-top tubes are occasionally used.

What is the dark blue tube used for in phlebotomy?

coagulation studies
2. Blue Top – Tube contains Sodium Citrate. Most often used for coagulation studies. Must be drawn prior to collection of serum tubes to prevent contamination with clot activator and interference with coagulation cascade.

What blood tube colors are for which test?

Blood Collection Tubes

Tube cap color Additive
Red or gold (mottled or “tiger” top used with some tubes) Serum tube with or without clot activator or gel
Green Sodium or lithium heparin with or without gel
Lavender or pink Potassium EDTA
Gray Sodium fluoride, and sodium or potassium oxalate

Why is serum red after centrifugation?

Depending of the underlying cause, red, icteric or milky appearance are most observed discoloration of the serum or plasma after centrifugation of the sample taken for biochemistry or coagulation testing. In most of the cases, red coloration is a result of in vitro haemolysis (2).

Which tube does not need to be inverted?

All tubes (except red top tubes which contain no additives) must be gently inverted 5 to 8 times immediately after filling, to ensure proper mixing of blood and anticoagulant, or other additives.

What color tube is used for DNA testing?

Preferred Samples. CONTAINER: Purple top (EDTA) tube (preferred). Yellow top (citric acetate) or grey top (potassium oxalate/sodium fluoride) tube also accepted.

What is orange top tube used for?

RTS (Orange Top Tube)* Rapid Serum Tubes contain a proprietary thrombin-based medical clotting agent and a polymer gel for serum separation. They are used for serum determinations in chemistry.

Why are BD Vacutainer blood collection tubes safe?

BD Vacutainer plastic tubes offer a safe method of blood collection and reduce the potential for tube breakage and specimen spillage, thereby reducing the potential for exposure to bloodborne pathogens.

Who is the inventor of the Vacutainer blood collection tube?

BD is the inventor of BD Vacutainer ® blood collection tubes as well as the worldwide leader in blood tubes. We support our products with extensive clinical expertise and educational materials to help you achieve the best possible results. Glass and plastic options

Which is the best blood test for BD?

BD offers, rapid serum test (RST), fluoride (glucose), heparin, serum, BD SST ™ and BD PST ™ blood collection tubes.