An HIV test is drawn into either an SST-tube or a red-top tube.
The color top tube used to collect whole blood with an additive is typically a lavender or purple top tube. This type of tube is commonly used for collecting blood samples for hematology testing.
A citrate tube used for blood drawing is usually light blue in color. This tube contains sodium citrate, which is an anticoagulant used for coagulation studies.
The color of the tube commonly used for CBC (Complete Blood Count) is lavender or purple.
A lavender or purple-topped tube is typically used for a magnesium blood draw.
The color of blood tube commonly used for HIV testing is lavender or purple. This tube contains the anticoagulant EDTA which helps preserve the blood sample prior to testing for HIV.
The tube color typically used for a prothrombin time (PT) blood test is a light blue-top tube containing sodium citrate as an anticoagulant.
Gray top tube is typically used for fasting blood glucose (FBG) testing.
The color of tube commonly used for ADH blood test is a royal blue top tube. This type of tube is specially designed to prevent contamination of the sample and preserve the integrity of the hormones being measured.
A lavender top tube is used for collecting whole blood specimens for analysis in hematology. The color of the tube top is a standardization for identifying the type of additive present in the tube for proper sample processing.
The color tube used for measuring PSA (prostate-specific antigen) is typically a red top tube. This tube contains no anticoagulant and is used for collecting blood samples for serum analysis. After the blood is collected, the tube is centrifuged, and the serum is then separated for PSA testing.
The color tube used for folate testing is typically a lavender or purple-top tube. These tubes contain the anticoagulant EDTA which is used to preserve the blood sample for testing.
The tube used for drawing blood for testosterone testing is typically a red-top tube.