Sildenafil citrate, 100mg Back Catalog number: 681151 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 0358.6-K-IO 2,4-Dimethylthiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 638-00-6 Price on request 1635.20-2MG 1-/3-Nitrobenzo[a]pyrene, neat, Solvent-neat, Unit 2mg, # of units-1, Cas.no. 70021-99-7/70021-98-6 Price on request 71508 2,5-Dimethylphenol Price on request