Interference Standard 3 Back Catalog number: 52050 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S497052 b-Sitosterol-d7 (mix of diasteromers), 10mg Price on request 9785.9-100-ME DL-2-Fluoroamphetamine hydrochloride, 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request S-4146-25ML Petrochemical Internal Standard C14-C17 4 Analytes, equal Wt.%; unit : 25ml screw-capped bottle n-Tetradecane C14 n-Hexadecane C16 n-Pentadecane C15 n-Heptadecane C17 Price on request