Calibration Standard Mix 2 Back Catalog number: 52011 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675974 Metolachlor ESA sodium salt, 100 µg/ml, Acetonitr Price on request 8344.35-K-IO Monocholestryl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 0256.22-200-T Anthanthrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 191-26-4 Price on request