Sell sildenafil citrate @China (Mainland)

Sildenafil Citrate Sex Enhancer Pharmaceutical Raw Materials Viagra 

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Sildenafil citrate

Product name: Sildenafil citrate

Synonym: Viagra

CAS Registry Number: 171599-83-0

M.F.: C28H38N6O11S

M.W.: 666.7

Assays: 99%

Packaging: 1kg/foil bag

Appearance: White fine powder

Usage: VIAGRA (sildenafil citrate), an oral therapy for erectile dysfunction, is the citrate salt of sildenafil, a selective inhibitor of cyclic guanosine monophosphate (cGMP)-specific phosphodiesterase type 5 (PDE5）