Metals Mix Back Catalog number: 59243 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3594.55-5MG Chlorophyll B Price on request 97411 VOC Standard #2 Price on request 2580.28-100UG Benzo[a]naphtha[8,1,2-cde]naphthacene (in vial for quick-preparation of solution), neat, Solvent-neat, Unit ca. 100ug, # of units-1, Cas.no. 192-70-1 Price on request