Verification II Standard 2 Back Catalog number: 53020 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1717.22-K-IO 1-n-Dodecylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 38641-16-6 Price on request 673438 Sethoxydim, 10.0 µg/ml, Acetonitrile, 10ml Price on request 96561 Nortriptyline Price on request