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Test Code ANTI-Xa (HEPARIN) ANTI-Xa (HEPARIN)

Department

Coagulation

Specimen Type

Plasma

Method

Chromagenic Anti Xa Activity

Container

Sodium citrate 3.2% (light blue-top)

Special Requirements

1.8 mL tube available. Any blue-top tube must be completely filled. Stability 4 hrs for spun and separated plasma. 

Standard Volume

2.7ml

Minimum Volume

1.8ml

Pediatric Volume

N/A

Ship Temperature

Room Temperature

Stability Refrigerated

N/A

Stability Room Temp

4 hours

Stability Frozen

7 Days

Spin down and separate plasma. Freeze plasma at -70° C.

CPT Code

85520

Days Test Set Up

Monday through Sunday

Group Components

Anti-Xa for Unfractionated Heparin