EPA Method 551.1 Performance Check Soln Back Catalog number: 30104 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1524.12-K-T Acenaphthene-d10, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 15067-26-2 Price on request 59350 Metals Mix Price on request MDD-1289 1,2,8,9-Tetrachloro(13C12)dibenzo-p-dioxin, 1.2mL x 50ug/mL, toluene Price on request