Sign in →

Test Code METHB Methemoglobin, Blood

Performing Laboratory

North Ottawa Community Hospital

Specimen Requirements

Specimen must be tested within 1 hour of draw.

 

Specimen Type: Whole blood

Container/Tube: Lithium Heparin green top (dark green cap)

Specimen Volume: Full tube

Collection Instruction:

1. Tube must be completely filled.

2. Place specimen on wet ice and forward promptly.

Reference Values

0.4%-1.5%

Day(s) Test Set Up

Daily

Methodology

Optical Absorbance

Specimen Transport Temperature

On wet ice

Test Classification and CPT Coding

83045