First morning urine sample into clean, dry plastic container. Also acceptable: Other random urine collections. Do not add preservatives.
Handling:
Refrigerate. Freeze if specimen cannot be assayed within 72 hours.
Stability:
72 hours refrigerated.
Standard Volume:
0.5 mL urine.
Minimum Volume:
200 µL urine.
Transport:
Refrigerate, or frozen on dry ice.
Comments:
Urine specimens which are too dilute may not contain representative levels of hCG. If pregnancy is still suspected, a first morning specimen should be obtained for retest.