Specimen: 3 mL (1.5 mL min.) serum from 1 SST. Ship refrigerated or frozen. Stability (Room): 6 hrs Stability (Refrigerated): 24 hrs Stability (Frozen): 4 weeks Method: Spectrophotometry, Indirect ISE Comment: Price: Contact Medilab Turnaround time (TAT): 5 hrs Usage: Kidney function tests (KFT) are usually ordered when a patient has risk factors for kidney...