We are offering sildenafil (viagra) (steroids). cas: 139755-83-2 assay: 99% min. molecular formula: c22h30n6o4s molecular weight: 474.58 packing: 1kg netfoil bag, 5kgdrum. Delivery: express courier. Character: white or almost white crystalline powder, odorless, bitter astringent taste, insoluble in water and ethanol. Usage: as a cyclic guanosine monophosphate (cgmp) specific phosphodiesterase type 5 (pde5) selective inhibitor, penile smooth muscle relaxation allows rapid erection. Sildenafil is cheap, is the development and production of low-cost classes available kidney yang-like the perfect material for medicine and health products. Pharmaceutical material. Categories: active pharmaceutical ingredients; miscellaneous biochemicals; sildenafil; erectile dysfunction.
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