Specimen Collection Requirements
Draw specimen following an overnight (12-hour) fast. Patient should not consume alcohol for one day before blood draw.
Serum or Plasma, one plain red or gold (SST) top tube, also acceptable: lavender (EDTA) top tube
PROTECT FROM LIGHT within one hour of collection and during storage and shipment. Avoid hemolysis. Transfer 2 mL serum or plasma to an amber transport tube. Separate specimens must be submitted when multiple tests are ordered.
Any specimen other than serum or EDTA plasma, hemolyzed specimens
AFTER SEPARATION FROM CELLS: Ambient: Unacceptable; Refrigerated: 1 month; Frozen: 6 months
Quantitative High Performance Liquid Chromatography
Friday, September 29, 2017 08:27:54 AM
Client Services: 503-413-1234