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HelpTest Code ADULTM Adulterants Survey, Random, Urine
Additional Codes
| Mayo | ADULT |
| Epic ID | LAB2966 |
Special Instructions
Specimen Type
UrineOrdering Guidance
For situations where chain of custody is required, a Chain-of-Custody Kit (T282) is available. For chain-of-custody information, see ADLTX / Adulterants Survey, Chain of Custody, Random, Urine.
Specimen Required
Container/Tube: Plastic, 60-mL urine bottle
Specimen Volume: 1.5 mL
Collection Instructions:
1. Collect a random urine specimen.
2. No preservative.
Additional Information: Submitting less than 1.5 mL may compromise the ability to perform all necessary testing.
Specimen Minimum Volume
1 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Urine | Refrigerated (preferred) | 14 days |
| Frozen | 14 days | |
| Ambient | 72 hours |
Transport refrigerated.
Reject Due To
All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.Performing Laboratory
Mayo Clinic Laboratories in Rochester
Method Name
Spectrophotometry (SP)
Testing Algorithm
For information see Adulterant Survey Algorithm.
Useful For
Assessment of possible adulteration of a urine specimen submitted for drug of abuse testing
Providing the creatinine concentration for normalization purposes
Day(s) Performed
Monday through Saturday
Report Available
Same day/1 to 2 daysReference Values
Cutoff concentrations
Oxidants: 200 mg/L
Nitrites: 500 mg/L