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 1785.18-10MG 6-Aminochrysene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 2642-98-0 Price on request 673525 Chlorpyrifos, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 59509 Element Mix #3 Price on request