Sildenafil MesylateCAS: 139755-91-2Assay: 99% min. Molecular Formula: C22H30B6O4S. CH3SO3HMolecular Weight: 570 Packing:foil bags,1kg net/foil bag, 5kg/drum.Appearance: White or white crysta
product name:sodium bicarbonateFormula NaHCO3Molecular Weight 84Cas No. 144-55-6Appearance White powder or tiny crystalsCharacteristics: odorous and salty, easily soluble in water, insoluble in alcoho