Potassium Oxalate, Sodium Fluoride

Anticoagulant:blood ratio in a blue-top

Anticoagulant:blood ratio in a black-top

Anticoagulant to yield a plasma sample in a royal blue-top

RBC preservative that is used in blood bank, HLA phenotyping, DNA, paternity testing

Trace elements, lead, toxicology (COMPOUND)

Anticoagulant to yield a plasma sample in Gray-Top

Used especially when a chemistry test is STAT

K2EDTA for Lead Determination

Plain/Non-Additive Tubes

EDTA (hematology cell counts, cell morphology)

Toxicology, Trace Metal, Nutritional Analyses

Not used for Therapeutic Drug Monitoring because they absorb certain drugs

Blood culture

Sodium Citrate (coagulation studies)

Serum Separator Tubes

Plasma Potassium measurement, ABG, Ammonia determination

EDTA, Thixotropic Gel (PPT)

Not used in immunohematology because it interferes with the reactions

Not used in Lithium and Folate Determination

Not used in enzymatic tests (COMPOUND)

EDTA (molecular diagnostics)

Clot Activator, Non-Additive

Heparin, Thixotropic Gel

Sodium Citrate (ESR)

EDTA, Heparin, Non-Additive

Heparin

Plasma Separator Tubes

EDTA (ABO grouping, Rh typing, Ab screening, Crossmatching)

Sodium Fluoride

Injectable form for anticoagulant therapy (COMPOUND)

For most chemistry, blood bank, immunology