... .5mm 3mm),cassette(3mm,3.5mm,4mm),midstream(5mm,6mm) CE&FDA approved One step HCG Pregnancy Urine test is a ... sandwichSpecimen:Urine/SerumSensitivity:101mlU/ml,25mlU/ml(Urine/Serum)Precision:99.5%Certifiation:CE & FDAType:Pathological analysis equipmentsPrinciple:Double antibody sandwichBrand:AnkeFormat ...