Pyrene, 10µg/ml in Acetonitrile, 10ml

EPA Method 8240 Purgeable Halocarbons

Chromafenozide, 100 µg/ml, Acetonitrile, 5ml

Custom mix of C13-C17 alkyl PAHs, 25 components each 2µg/mL in Toluene (Sigma quality 155004, ACS Spectrophotometric grade): Prepared gravimetrically by weighing components and solvent to a calculated 0,20mg/mL. This product has been diluted gravime