Pesticide Standard Back Catalog number: 91202 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681915 4,4'-Dibromobenzophenone, 100 µg/ml, Ethyl acetat Price on request 685532 S421, 100 µg/ml, Acetonitrile, 5ml Price on request 8864.8-K-IO Quinoxaline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. Price on request