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Alkaline Phosphatase Isoenzymes, Serum or Plasma

Mnemonic:    [Alk Ph Isos]
Name:    Alkaline Phosphatase Isoenzymes, Serum or Plasma
Specimen:    2 mL serum from a Red SST or Red top tube, or plasma from a Green PST. Separate serum/plasma from cells ASAP. Refrigerate or freeze within 1 hour of collection.

Patient preparation: Overnight fasting sample is recommended.

Unacceptable Conditions: Specimens collected in EDTA, sodium fluoride, or potassium oxalate. Grossly hemolyzed or lipemic specimens
Minimum Spec:    1 mL
Transport Temp:    FREEZE
Spec Stability:    Stable 1 hour ambient; 1 week refrigerated.
Ref Lab/Code:    ARUP 0021020
  Method:    Kinetic Heat Inactivation/Enzymatic
Note:    Fasting (8 hr) sample is recommended.