Multi-Element Calibration Standard-2A Back Catalog number: 50012 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678397 beta-Endosulfan, 100 µg/ml, Acetonitrile, 5ml Price on request 93812 4,4’-Dibromobiphenyl Price on request 3089.12-50-IO 2-Bromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2052-07-5 Price on request