Sildenafil citrate, 100mg Back Catalog number: 681151 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended S-4053-20K-10T Thiophene in Toluene Units: 5x1mL ampoule, 1x10mL screw-capped bottle Chiron No. Concentration µgS/g (ppm) Wt.% S-4053-0 Blank 0 S-4053-K 1 000 0.1000 S-4053-2.5K 2 500 0.2500 S-4053-5K Price on request 3706.10-80-05HC Gonyautoxin-1 and -4 Price on request D232950 5’-Deoxy-5-fluoro Cytidine, 250mg Price on request