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 1682.30-100-IO 17ß(H),21ß(H)-Hop-22(29)-en-3-one, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 25615-11-6 Price on request MPN-75 Octachloro(13C10)naphthalene, 1.2mL x 50ug/mL, nonane Price on request 682030 D3-Sulfamethoxypyridazine, 10.0 µg/ml, Methanol, Price on request