Demeton O Back Catalog number: 72682 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11184.22-K-ME Sildenafil,1000 µg/mL,MeOH,1mL Price on request 9518.16-100-T 1,2,3,4-Tetrahydrobenzo[b]naphtho[1,2-d]thiophene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 90501-14-7 Price on request 9062.8-K-IP 3,4,5-Trichloroveratrole , 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 16766-29-3 Price on request