... the developing placenta shortly after fertilization. During normal pregnancy, HCG can be detected in urine as early as 7 days ... detection of pregnancySpecification: 1) HCG10A, HCG11A, HCG12A, HCG20A, HCG13A, HCG 23A Type: Strip, Strip, Cassette Specimen:Urine Package: 1PC x ... Package: 1PC x 10/kit Specification: 3.3mm6) HCG34B Type: Midstream Specimen: Urine Package: 1PC x 10/kit Specification: 6.0mm ...