Product Name: Mesterolone;Proviron Chemical Name: 17beta-Hydroxy-1alpha-methyl-5alpha-androstan-3-one; Molecular Formula: C20H32O2 Molecular weight: 304.47 CAS No.: 1424-00-6 Purity: 99% min Apperance: White powder Standard: Enterprise Standard Packing: 1kg/aluminum foil bag Express Delivery Available with UPS, FedEx, EMS, TNT, DHL. Usage: Mesterolone is androgen, which is male sex hormone, It is used to treat disorders in men where the body does not make …