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HelpTest Code METHB Methemoglobin %, Whole Blood
Specimen Volume
3.0 mL
Preferred Specimen
Heparinized Syringe
Specimen Handling Instructions
Samples for O2SAT (measured), MetHb or HCT must be collected in a heparinized syringe and delivered on ice
Transport
Routine courier pick-up
Cutoff Time
None
Department
Chemistry
Stat Turn-around Time
30 Minutes
Routine Turn-around Time
1 Day
Reference Ranges
0.4-1.2 %