| Test | Specimen Requirements |
| Urea Serum/Plasma Urine | 10 mL GEL (white / yellow) 24 hr urine collection with no additive. |
| Urethral Swabs Gram stain Micro, culture, including GC | Swab collected into gel transport media. Swab collected into gel transport media. Do not refrigerate. |
| Uric Acid (Urate) Serum Urine | 10 mL GEL (white / yellow) 24 hr urine collection, NaOH preservative |
| Urine Microscopy (FEME) | 10ml mid-stream urine |
| Urine Culture Cell count, chemistry & culture | Fresh Mid Stream sample. Please state if MSU, catheter urine, clean catch or bag specimen |
| Urine Benzene / Phenols* | 50 mL Random Urine |
| Urine porphyrins* | 50 mL Random Urine |