Sildenafil-d8 (piperazine-d8),neat,neat,5mg Back Catalog number: 11191.22-5MG Manufacturer: CHIRON AS Availability: In the manufacturer's stock Price on request - + Recommended 50127 pH 12.0 Standard @ 25°C Price on request 72452 3-Ketocarbofuran Price on request 673446 Tepraloxydim, 10.0 µg/ml, Acetonitrile, 10ml Price on request