We are the leading supplier of the rapid diagnostic tests in China with ... every 1.3 to 2 days. At the time of the last missed menstrual period, urine HCG levels are ... 200, 000mlU/ml seen at the end of the first trimester. The presence of HCG soon after conception and its ... growth make it an ideal marker for the early detection of pregnancySpecification: 1) HCG10A, HCG11A, HCG12A, HCG20A, HCG13A, ...