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 3453.15-100 Metolachlor, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 51218-45-2 Price on request NK-ST-B4 Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane Price on request 59200 Metals Mix #2 Price on request