PBB-No. 10 10 µg/mL in Cyclohexane, 10ml

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

N,N’-bis(1,4-Dimethylpentyl)-1,4-phenylenediamine

Trichloroacetic acid (TCA), 100µg/ml in MTBE, 5ml