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 71854 Benzo(c)phenanthrene Price on request 2186.6-100MG Perfluorohexane sulfonylfluoride, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 423-50-7 Price on request 54196 Oxalic Acid (C2H2O4) Price on request