Pesticide/PCB Surrogate, Mix, 200µg/ml in Acetone, 10 x 1ml Back Catalog number: GS09000055AC Availability: In the manufacturer's stock Price on request - + Recommended 11693.12-100-IO 2,3,3',5'-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request 8663.14-100-AN Cyprodinil Price on request 14500-0115-100AN5 Benzo(a)fluoranthene, 100µg/ml in Acetonitrile, 5m Price on request