Mass-Labelled PCB Extraction Standards, 1.2ml, nonane

2-Methylphenol, 100 µg/ml, Methanol, 5ml

Tetrabromophthalic anhydride, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 632-79-1

Calibration Standard Mix 1