p-n-Nonylphenol Monoethoxylate (ring-13C6), 100µg/ml in Nonane, 1,2ml

Pentachloro(13C6)benzene, 1.2mL x 100ug/mL, nonane

d4 C27 alpha alpha alpha (20R)-Cholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 205529-74-4

Mixed Oxyhalides