Tadalafil Powder Materials USP Pharma Purity 99%+ ED Treatment Chemical Cialis Sex Pill Raws Tadalafil (Cialis) API Basic Info: CAS: 171596-29-5 Molecular Formula: C22H19N3O4 Molecular Weight: 389.4 Appearance: White powder Cialis raws POWDER specifications: What is Tadalafil ? Tadalafil is one of the more popular erectile dysfunction (ED) medications on the market and is most commonly associated with the brand name Cialis. …