A sensitive immunoassay for the qualitative detection of human chorionic gonadotropin (hCG) in serum and urine for the early detection of pregnancy. Detects 25 mIU/mL hCG in serum and urine. Results in 5 minutes (serum) / 3 minutes (urine). Greater than 99% sensitivity, specificity and accuracy. Room temperature storage. Simple one-step procedure uses only 3 drops of sample. CLIA waived for urine.