Proviron Mesterolone Oral Anabolic Steroids Powder For Sale Raw Steroid Powder Basic Info: Nr CAS: 1424-00-6 Formuła molekularna.: C20H32O2 Molecular Weight: 304.47 Wygląd: White or Almost white crystalline powder Melting Point: 203-204 °C What is Mesterolone Proviron Mesterolone is a synthetic, doustnie aktywny steryd anaboliczno-androgenny (SAA) i pochodna dihydrotestosteronu (DHT). it was used with some success in controlled studies of …