I'm kenny,my email is jaymee (at) ycphar.com.
my skype is jaymee_49

Sildenafil Mesylate
CAS: 131543-23-2
Molecular formula: C28H30N2O6S
Molecular Weight: 522.6126
Assay: 99% min.
Molecular Formula: C22H30B6O4S. CH3SO3H
Molecular Weight: 570
Packing:foil bags,1kg net/foil bag, 5kg/drum.

Appearance: White or white crystalline powder, odorless, bitter astringent taste, soluble in water and ethanol

Product Description:
Pharmaceutical material, hormone. 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.