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The most common anticoagulant used in vacuum tubes for blood collection is ethylenediaminetetraacetic acid (EDTA). It is effective in preserving blood samples by binding to calcium ions, preventing coagulation.

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1y ago

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What color tube is used for lupus test?

The most common tube color used for lupus testing is a red-top tube, which contains no anticoagulant. This allows for the blood to clot before testing. Additionally, a lavender-top tube containing EDTA anticoagulant may also be used for specific lupus tests.


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A red tube with no anticoagulant is typically used for an AFP test.


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What color tube to use for an iron test?

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What color tube used for Lead?

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What color is citrate tube in blood drawing?

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