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Test Code LDL LDL Cholesterol-Direct

Specimen Requirements

Container/Tube: GRN/SST
Preferred: Plasma
Acceptable: Serum
Specimen Volume: 1.0 mL

SPECIMEN PROCESSING and HANDLING

For serum, complete clot formation should take place before centrifugation. Serum or plasma should be physically separated from cells as soon as possible with a maximum limit of two hours from the time of collection.

TRANSPORT TEMPERATURE

Serum or plasma samples may be refrigerated at 2 – 8 °C for up to 3 days if not tested within 24 hours. For longer storage, samples may be frozen at -20 °C for several weeks or at -70 °C or lower for longer periods

PERFORMING LAB

WKMC, WKB, WKP, WKS