MCH
MCH is the average amount of hemoglobin contained in the RBC's expressed in picograms. MCH=(HGB/RBC)*10
EDTA draw tube at least half full
Plasma(EDTA)
None
routine venipuncture
2 mL screw-cap tube
2-8 C (ice packs) or frozen
store at 2-8 C up to 7 days, frozen at -20C to -80C for up to 6 weeks
Not Detected-HBV DNA not detected <10 Detected-HBV DNA detected , but at a level below the lower limit. 10 to 1,000,000,000-HBV DNA concentration is within the linear range of 10 to 1,000,000,000 IU/mL. >1,000,000,000-HBV DNA concentration is above the upper limit.
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