Methodology
Colorimetric (C); Enzymatic
Specimen Type
Urine, Timed Collection
Performing Lab
Quest Diagnostics Chantilly
Epic ID
LAB01187
Lab Test Days
Monday-Friday
Standard TAT
1 Day
Collection Information
Specimen Required
2-3 mL Urine
Container Type
24-Hour Urine Container
Collection Instructions
No preservative. Keep refrigerated during collection.
Processing Information - Lab Use Only
Transport Temperature
Frozen-Only
Specimen Stability
Room Temp: 4 Hours; Refrigerated: 24 Hours; Frozen: 90 Days
Rejection Criteria
Received thawed; Received refrigerated; Received room temp
Test Volume Required
3 mL Urine
Minimum Test Volume
2 mL Urine
Processing Instructions
Freeze immediately. Indicate total volume in comments, on specimen and on batch sheet.
CPT Codes
82540, 82570
Revised
08-19-17
Initials
SL