Chorionic Gonadotropin, Human Urine, Standard Grade Native, human chorionic gonadotropin from urine. Glycoprotein hormone synthesized by chorionic tissue of the placenta and found in urine during pregnancy. Also present in body fluids of patients with trophoblastic disease and ovarian tumors. Immunopotency: ≥3000 IU/mg (WHO 1st IRP 75/551). 产品信息 Form Off-white solid Preservative 0.025% sodium azide Molar mass 36700 Biological activity Potency: ≥3000 IU/mg solids (Who 1st IRP 75/551) Purity ≥30% by weight Source Prepared from urine that has been shown by certified tests to be negative for HBsAg and for antibodies to HIV and HCV. PI 4.9 Solubility H2O RTECS MD6953000 CAS number 9002-61-3 Merck USA index 14, 2216 Declaration Customers in Europe may require an import licence to purchase this product. 商店和运输信息 Storage -20°C Ship Ambient Temperature Only Carcinogenic / Teratogenic