Mix A Back Catalog number: 50050 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678256 15N3-Atrazine, 100 µg/ml, Acetonitrile, 1ml Price on request 1544.11-K-IO n-Undecane-d24, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 164858-54-2 Price on request EPA-PAH-LCS Deuterated PAH Solution/Mixture, 1.2ml, toluene Price on request