AA Standard #2 Back Catalog number: 59228 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673249 Demeton-S-methyl-sulfone, 100 µg/ml, Acetonitrile Price on request 679583 D4-Azaperone, 10mg Price on request 9870.16-50-IO 2,10-Dimethylphenanthrene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2479-54-3 Price on request