Tungsten (W) Back Catalog number: 57074 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1725.30-10MG Dibenzo[a,l]pentacene ('1,2:8,9-Dibenzopentacene), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 227-09-8 Price on request 71937 2,6-Dinitrophenol Price on request 8479.10-K-IOX5 1-Naphthol-d7, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 124251-84-9 Price on request