Yang also base CAS NO.: Assay: ≥99.5 Packing: 1kg/foil bags Appearance: White crystalline powder, soluble in water and ethanol, insoluble in lipids, no smell bitter Usage: The strains from the restructuring of Sildenafil by formylation come is phosphodiesterase type 5 inhibitor drugs E-mail: zq@chembj.com Skype: fan-@outlook.com