PCB Mix 2.5 ppb Back Catalog number: 95259 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79145 Aniline Price on request N545450 N-Nitroso-L-proline, 10mg Price on request 2223.12-100-IO 3'-Fluoro-2,4,5-trichlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request