Physician Office Specimen Requirements

1 mL (minimum volume:  0.5 mL) from a first-morning, random urine collection in a plastic urine container. No preservative. If there is a delay in transport of >8 hours, send specimen refrigerated in ≤72 hours.

Note:  First-morning urine is recommended as it usually contains the highest concentration of chorionic gonadotropin. Any urine specimen is acceptable.