Detects Coriónina Hormone Gonadotropin (hCG) in urine. Highly accurate after the first offense. This hormone starts to be produced by the placenta from the time the fertilized egg is implanted in the uterus. * Very easy to use. * Strips of low cost. * Technology enzyme immunoassay. * Can only detect hCG with 1 day lag period. * Sensitive, detected low levels of 25 mIU / mL hCG in urine or serum samples. * Perfect for private or professional use. * Simple to use. You do not need additional equipment or reagents. * Results in minutes. * Instructions in Castilian. IMPORTANT NOTE: Since transportation costs can exceed the value of some products, assess the possibility, if you plan to make more purchases in the near future to include them all in the same order. Your pocket will thank you. This test can only be purchased by professionals unless it is for customers outside of Spain