Metals Mix #2 Back Catalog number: 59638 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677679 Benzo[a]pyrene, 10.0 µg/ml, Acetonitrile, 10ml Price on request 9190.7-10MG Theophylline-d6 (dimethyl-d6), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 11790-39-8 Price on request 3533.15-K-IO Cyclopentadecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 295-48-7 Price on request