Atrazine, 100 µg/ml, Ethyl acetate, 5ml

2-Methyl-5-nitroaniline, 10.0 µg/ml, Acetonitrile

Mass-Labelled PBDE Internal Standard Solution, 1.2ml, nonane

10:2 Di-PAPS-d4, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no.