Tungsten (W) Back Catalog number: 57774 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1529.24-100-T Dibenzo[a,i]pyrene-d14, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 158776-07-9 Price on request 2034.12-50-T 1,2,3,4-Tetrachlorodibenzo-p-dioxin, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 30746-58-8 Price on request 10105.10-50UG 8:2Mono-PAPS-d2, neat, Solvent-neat, Unit ca. 50 µg, # of units-1, Cas.no. Price on request