Methyl 11,14-eicosadienoate (C20:2n-6)

N,N-Dimethylguanidine, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 6145-42-2

Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane

SPCC Class IV- Method 8261