For specific measurement of one or more of the following analytes: alpha-carotene, beta-carotene, lutein, zeaxanthin; order Carotenes, Fractionated, Plasma or Serum
Specimen Collection Requirements
Fasting specimens preferred.
Serum, one 4.0 mL serum separator tube
Separate serum from cells. CRITICAL, protect from light during collection, storage and shipping. Separate specimens must be submitted when multiple tests are ordered.
0.6 mL (1.5 mL minimum whole blood draw)
Ambient, refrigerated, icteric, or hemolyzed or specimens not protected from light
AFTER SEPARATION FROM CELLS: Ambient: Unacceptable; Refrigerated: 4 hours; Frozen: 1 month
Monday, September 23, 2019 10:12:12 PM
Client Services: 503-413-1234