Mass-Labelled PCDD/PCB Sampling Spike, 1.2ml, nonane

Phosphamidon, 100µg/ml in Acetonitrile, 1ml

tert-Butyl methyl ether + blank RFA, 15Wt%, Solvent-neat, Unit 10mL, # of units-2+1, Cas.no. 1634-04-4

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