Custom Calibration Standard Back Catalog number: 50254 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C13870000 tau-Fluvalinate, certified, 0.1g Price on request 673527 2,4'-DDD, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 9679.9-100-ME DL-4-Fluoroamphetamine, 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 459-02-9 Price on request