2,3,4-Trichlorophenol, 25mg

2,3-Naphthalenedicarboxylic acid, neat, Solvent-neat, Unit 500mg, # of units-1, Cas.no. 2169-87-1

Mass-Labelled PCDD Sampling Spike Solution, 1.2ml x 20ng/ml, nonane

EPA Method 601Mix #2