Calibration Standard Mix 4 Back Catalog number: 53046 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9312.8-100-ME (S)-(+)-Pregabalin-d4 (Aminomethyl d2 - hexanoic acid-2,2-d2), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request EPA-PAH-STK Native PAH Solution/Mixture, 1.2ml, toluene Price on request 676616 4,4'-Oxydianiline, 250mg Price on request