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 8214.12-K-AN Isovaleraldehyde-PFBOA derivative, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. Price on request 3242.22-K-IO 13-cis,16-cis-Docosadienoic acid , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17735-98-7 Price on request 50037 Sodium Sulfate (SO42-) Price on request