Test Details
Mnemonic
UOXAR
Ordering Code
1004400
CPT-4 Code(s)
83945
Specimen Information
Collect
Random urine
Specimen Preparation
Add 1 - 2 drops 6N HCl to 10.0 mL urine. Mix well, ensure pH 1 - 3 and send 10.0 mL urine in a screw capped plastic urine cup.
Minimum Volume
5.0 mL
Transport Temperature
Refrigerated
Rejection Criteria
pH other than 1-3
Stability
Room temperature: Unacceptable
Refrigerated: 7 days
Frozen: 7 days
Refrigerated: 7 days
Frozen: 7 days
Methodology
Spectrophotometry
Reference Range
Not available for random samples
Performing Laboratory
Warde Medical Laboratory
New York DOH Approval Status
Yes