Test Code LAB535 Vitamin D 25-Hydroxy

Intended Use

Quantitative determination of total 25-hydroxyvitamin D levels in human serum to aid in the assessment of vitamin D sufficiency

Enzyme Immunoassay (EIA)

RCH-SPH

Preferred: Plasma (heparinized)

Container/Tube: Lt Green/Mint top (lithium heparin) tube

Acceptable: Serum

Container/Tube: Plain, red-top or gold, serum gel tube

Specimen: 1.0 mL (minimum volume 0.55 mL)

Collection Instructions: Forward promptly, Avoid grossly lipemic or hemolyzed samples.

Refrigerated (preferred): 7 days

Ambient: 8 hours

Frozen (< -20C): 1 year, no more than 3 thaw cycles

Monday through Sunday

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