Methodology
Quantitative Ion Exchange Chromatography/Spectrophotometry
Synonyms
Watson-Schwartz Test
Specimen Type
Urine, Random
Performing Lab
ARUP
Epic ID
Other Reference Test
Lab Test Days
Monday-Friday
Standard TAT
1-4 Days
Collection Information
Specimen Required
3.5-8 mL Random Urine
Container Type
Sterile Container
Collection Instructions
Protect from light.
Processing Information - Lab Use Only
Transport Temperature
Refrigerate-OK/Frozen-OK
Specimen Stability
Room Temp=Unacceptable; Refrigerated=4 Days; Frozen=1 Month
Rejection Criteria
Body fluids other than urine
Test Volume Required
8 mL Random Urine
Minimum Test Volume
3.5 mL Random Urine
Processing Instructions
Protect from light. Complete an ARUP requisition and submit with specimen frozen. Call Apollo Courier Service for pick-up Monday-Friday.
CPT Codes
84110
Revised
01-07-21
Initials
SL