easy at home pregnancy test
pregnancy test principle This strain is made of human chorionic gonadotropin (HCG) antibody and anti-mouse IgG, respectively, solid-phase nitrocellulose membrane and colloidal gold-labeled anti-HCG monoclonal antibody and other reagents are adhered in sequence, using immunochromatographic double antibody sandwich method The principle.During the test, the urine sample is dropped onto the sample loading point of the …