EPA Method 500 Internal Standard #6 Back Catalog number: 30169 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-13093A1-1ML Prochloraz, 100µg/ml in Acetonitrile, 1ml Price on request 9498.13-10MG Propyphenazone-d3 (2N-methyl-d3), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 162935-29-7 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