Ethisterone Synonym: Ethinyltestosterone,Progestoral CAS NO: 434-03-7 M.F.: C21H28O2 M.W: 312.45 Packaging: 1kg/tin Appearance: White or kind of white crystalline powder If there is anything you wanna know , pls feel free to contact : 1. Email : jeana@chembj.com 2. Skype ID ...