... ),cassette(3mm,3.5mm,4mm),midstream(5mm,6mm) CE&FDA approved One step HCG Pregnancy Urine test is a self-performing immunoassay ... designed for the quanlitative determination of human chorionic gonadotropin(HCG) in urine for early detection pregnancy ... :AnkeFormat:Strip,cassette,midstreamSensitivity:25mlU/ml, 101mlU/ml HCG Pregnancy Urine test