Pregnancy Urine Test-Cassette - Case of 25 by Osom Go to amazon.com Related posts The 5 best osom pregnancy tests FeaturePregnancy Urine Test-Cassette - Case of 25 DescriptionPregnancy Urine Test-Cassette For detection of HCG (HUMAN CHORIONIC GONADOTROPIN) in human urine for early detection of pregnancy.