syn-Dechlorane Plus®, 1.2ml x 50ug/ml, toluene

Custom mix of C18-C22 alkyl PAHs, 23 components each 2µg/mL in Toluene (Sigma quality 155004, ACS Spectrophotometric grade)): Prepared gravimetrically by weighing components and solvent to a calculated 0,10mg/mL. This product has been diluted gravim

Fenthion-oxon-sulfone, 10µg/mL in Acetonitrile, 1ml

EPA Method 525 Pesticide Standard Sub Conc