EPA Method 502.1 - Liquids Back Catalog number: 30008 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1601.12-100-IO 2-Fluorobiphenyl Price on request 2126.12-10-IOX5 Arochlor 1242 , 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 53469-21-9 Price on request L20032100CY PCB-Mix 21, 10µg/mL in Cyclohexane, 10ml Price on request