Seller Cathy yi

testosterone (steroids) chemical name: 4-androsten-17?-ol-3-one synonyms: 17beta-hydroxyandrost-4-en-3-one cas: 58-22-0 einecs: 200-370-5 assay: 98 pourcent min. molecular formula: c19h28o2 moleculare structure: packing: foil bag or tin. appearance: white or off-white crystalline powder usage: pharmaceutical material, steroid hormone, anabolin. for disease-free testosterone replacement therapy, male menopause, impotence and other diseases treatment. standard: enterprise standard