Semi-Volatile Standard

2,3,5-Trimethylthiophene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 1795-04-6

1,2,3,4-Tetrachlorobenzene, 1000µg/ml in MeOH, 1ml

Mass-Labelled PCB Solution, 1.2ml x 1000ng/ml, nonane