Interference Standards Set Back Catalog number: 52038 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2534.12-25MG (2RS)-2-(4-n-Propylphenyl)propanoic acid, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 3585-47-5 Price on request 10407.4-50MG O,O-Diethyldithiophosphate, ammonium salt, 50mg Price on request 66077 PCB No. 77, 100µg/ml in Isooctane, 1ml Price on request