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HelpTest Code VITD Vitamin D 25-OH Total
Specimen Type
Gold / Serum (Preferred)
Mint / Heparinized Plasma (Acceptable)
Specimen Processing
Spin down gold or mint tube within 2 hours of collection
Specimen Volume
1 ml
0.5 ml minimum
Specimen Stability
Room Temp - 8 hours
Refrigerated - 48 hours
Frozen - 1 week
Performing Laboratory
Great Plains Health