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HelpTest Code Methemoglobin Methemoglobin
Abbrev
HFMETH
Storage Temperature
R (2-8ºC)
ASTM/HL7/SDF 1
SQ=HFMETH
EPIC=LAB91
Instrument/Location
RapidPoint 500
Specimen Requirements
Lithium heparin syringe free of air. Vacutainer tubes are not acceptable.
Specimen Transport Temperature
Room temperature if received within 1 hour from collection
Refrigerated if received over 1 hour from collection
Specimen stability/Retention time
Stable for 1 hour at room temperature
Stable for 48 hours refrigerated