Buy Sildenafil (Viagra) Crystalline Powder

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SildenafilCitrate / Viagra / Revatio
Cas no: 139755-83-2
Molecular formula: C22H30N6O4S
Molecular weight: 474.6 g/mol
Appearance: White or Almost White Crystalline Powder
Identification: IR,UV
Solubility : Soluble in methanol
Purity(by HPLC): 99.0%min

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Buy Sildenafil (Viagra) Crystalline Powder