Multi-Element Solution 1 Back Catalog number: 50644 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 66017 2,2',4-Trichlorobiphenyl (17) Price on request 0307.23-200-T 6-Methylanthanthrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 31927-64-7 Price on request PAH-ISS-B PAH Internal Standard Spiking Solution, 1.2ml, isooctane Price on request