Sildenafil citrate,1000 µg base/mL,MeOH,1mL Back Catalog number: 9282.28-K-ME Manufacturer: CHIRON AS Availability: In the manufacturer's stock Price on request - + Recommended 92655 OLM04.2 Pesticides Price on request 70718 Isoprocarb Price on request 57280 Mercury (Hg) Price on request