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Test Code ALK ALK PHOS-ALKALINE PHOSPHATASE

Performing Laboratory

Porter Hospital Laboratory

Specimen Requirements

Specimen Type: Blood
Container/Tube: Tiger top, serum gel
Also Acceptable: Green top (Lithium Heparin)
Specimen Volume: Full tube, submit 05 mL serum
Specimen Minimum Volume: 0.3 mL
Collection Instructions:
1. Send specimen in original tube.
2. If there is a delay in transport of >1 hour, centrifuge tube.
3. Centrifuged samples are stable for:
• 8 hours at room temperature
• 7 days at 2-8 °C

Specimen Transport Temperature

Refrigerated

Days Performed

Daily; Available STAT

Test Classification and CPT Coding

84075

Normal Reference Values

>17 yrs: 46-116 U/L

 

New Reference Range as of 11/7/2013

Critical Values

None